SPECIFICATIONS (CONT)
At VANA+ = +5V, VANA– = –5V, VDIG+ = +5V, VDIG– = –5V, and TA = –40°C to +85°C, using internal reference, fCLOCK = 2.1MHz.
ANALOG-TO-DIGITAL CONVERTER CHANNELS
ADS7833N
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
POWER SUPPLIES
Specified Performance
VANA+
VANA–
VDIG+
VDIG–
IANA+
IANA–
IDIG+
IDIG–
+4.75
–4.75
+4.75
–4.75
+5.0
–5.0
+5.0
–5.0
15
8
3
1
125
+5.25
–5.25
+5.25
–5.25
25
10
5
2
V
V
V
V
mA
mA
mA
mA
mW
Power Dissipation
TEMPERATURE RANGE
Specified Performance
Derated Performance
Storage
–40
–55
–65
+85
+125
+150
°C
°C
°C
DIGITAL-TO-ANALOG CONVERTER
ADS7833N
TYP
PARAMETER
CONDITIONS
MIN
MAX
UNITS
RESOLUTION
Output Range
Output Settling Time
Linearity Error
Differential Linearity
Output Current
Offset Error
8-Bits
0
+2.5
1
±1
±1
V
µs
LSB
LSB
µA
To 0.5LSB
200
±1
10
2
mV
%
Full Scale Error
ABSOLUTE MAXIMUM RATINGS
PIN CONFIGURATION
Analog Input Voltage ............................................... .......................... ±25V
Ground Voltage Difference: AGND and DGND................................. ±0.3V
Power Supply Voltages:
V
V
ANA+ ................................................................................................. +7V
ANA– ................................................................................................. –7V
9
8
7
6
5
4
3
2
1
68 67 66 65 64 63 62 61
VDIG+ ................................................................................................. +7V
VDIG– ................................................................................................. –7V
Digital Inputs .............................................................. –0.3V to VDIG +0.3V
Maximum Junction Temperature ................................................... +165°C
Internal Power Dissipation ............................................................. 825mW
Lead Temperature (soldering, 10s)............................................... +300°C
NC 10
V2-1N 11
V2-1P 12
NC 13
NC
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
V1-1N
V1-1P
NC
V2-2N 14
V2-2P 15
NC 16
V1-2N
V1-2P
NC
V2-3N 17
V2-3P 18
NC 19
V1-3N
V1-3P
NC
CONVERSION AND DATA TIMING
ADS7833N
SYMBOL
tCONV
CLK
DESCRIPTION
MIN TYP MAX UNITS
NC 20
NC
A/D Conversion Time
A/D Conversion Clock
6.6 4.0
2.1 2.8
50
µs
MHz
ns
NC 21
NC
NC 22
NC
t1
Setup Time for Conversion
Before Rising Edge of Clock
NC 23
NC
NC 24
NC
t2
Hold Time for Conversion
After Rising Edge of Clock
50
ns
NC 25
NC
NC 26
NC
t3
t4
Setup Time for Serial Out
Setup Time for Serial Input
25
ns
ns
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
30
30
t5
Hold Time for Serial Input
ns
PACKAGE INFORMATION
PACKAGE DRAWING
NUMBER(1)
PRODUCT
PACKAGE
ADS7833N
68-Lead PLCC
312
NOTE: (1) For detailed drawing and dimension table, please see end of data
sheet, or Appendix C of Burr-Brown IC Data Book.
®
ADS7833
3
BB [ BURR-BROWN CORPORATION ]
