SN8P2740 Series
ADC, OP-amp, Comparator 8-Bit Micro-Controller
10.2
10.3
10.4
10.5
10.6
NORMAL COMPARATOR MODE............................................................................................................................... 96
COMPARATOR 1 SPECIAL FUCNITON..................................................................................................................... 98
COMPARATOR MODE REGISTER ............................................................................................................................. 99
COMPARATOR APPLICATION NOTICE ................................................................................................................. 100
COMPARATOR 1 OPERATION EXPLAME.............................................................................................................. 100
ANALOG COMPARAOTR 2......................................................................................................................................... 101
OVERVIEW.................................................................................................................................................................. 101
NORMAL COMPARATOR MODE............................................................................................................................. 102
COMPARATOR 2 SPECIAL FUCNITON................................................................................................................... 104
COMPARATOR MODE REGISTER ........................................................................................................................... 105
COMPARATOR APPLICATION NOTICE ................................................................................................................. 106
COMPARATOR 2 OPERATION EXPLAME.............................................................................................................. 106
2K/4K BUZZER GENERATOR..................................................................................................................................... 107
OVERVIEW.................................................................................................................................................................. 107
BZM REGISTER........................................................................................................................................................... 107
8 CHANNEL ANALOG TO DIGITAL CONVERTER (ADC)................................................................................... 108
OVERVIEW.................................................................................................................................................................. 108
ADC MODE REGISTER .............................................................................................................................................. 109
ADC DATA BUFFER REGISTERS............................................................................................................................. 110
ADC OPERATION DESCRIPTION AND NOTIC ...................................................................................................... 111
11
11.1
11.2
11.3
11.4
11.5
11.6
12
13
12.1
12.2
13.1
13.2
13.3
13.4
13.4.1
13.4.2
13.4.3
13.5
ADC SIGNAL FORMAT .................................................................................................................................... 111
ADC CONVERTING TIME................................................................................................................................ 111
ADC PIN CONFIGURATION ............................................................................................................................ 112
ADC OPERATION EXAMLPE.................................................................................................................................... 113
ADC APPLICATION CIRCUIT ........................................................................................................................................ 115
RAIL TO RAIL OP AMPLIFER.................................................................................................................................... 116
OVERVIEW.................................................................................................................................................................. 116
OP AMP REGISTER..................................................................................................................................................... 116
INSTRUCTION TABLE ................................................................................................................................................. 117
ELECTRICAL CHARACTERISTIC ............................................................................................................................ 118
ABSOLUTE MAXIMUM RATING ............................................................................................................................. 118
ELECTRICAL CHARACTERISTIC............................................................................................................................ 118
CHARACTERISTIC GRAPHS..................................................................................................................................... 120
DEVELOPMENT TOOL ................................................................................................................................................ 121
SN8P2740 EV-KIT ......................................................................................................................................................... 121
ICE AND EV-KIT APPLICATION NOTIC ................................................................................................................... 123
OTP PROGRAMMING PIN........................................................................................................................................... 125
WRITER TRANSITION BOARD SOCKET PIN ASSIGNMENT............................................................................... 125
PROGRAMMING PIN MAPPING:.............................................................................................................................. 126
MARKING DEFINITION............................................................................................................................................... 127
INTRODUCTION......................................................................................................................................................... 127
MARKING INDETIFICATION SYSTEM................................................................................................................... 127
MARKING EXAMPLE................................................................................................................................................. 128
DATECODE SYSTEM ................................................................................................................................................. 129
PACKAGE INFORMATION ......................................................................................................................................... 130
SK-DIP 24 PIN .............................................................................................................................................................. 130
SOP 24 PIN.................................................................................................................................................................... 131
P-DIP 20 PIN................................................................................................................................................................. 132
SOP 20 PIN.................................................................................................................................................................... 133
P-DIP 16 PIN................................................................................................................................................................. 134
SOP 16 PIN.................................................................................................................................................................... 135
13.6
14
14.1
14.2
15
16
16.1
16.2
16.3
17
18
19
17.1
17.2
18.1
18.2
19.1
19.2
19.3
19.4
20
20.1
20.2
20.3
20.4
20.5
20.6
SONiX TECHNOLOGY CO., LTD
Page 5
Version 2.0