SMR101
Preliminary Information
PACKAGE AND PIN CONFIGURATION
PACKAGE AND PIN CONFIGURATION
6 Ball
Ultra
CSP
TM
Bottom View
8 Lead SOIC
Top View
PROG
GND
RESET_IN#
A1
B1
C1
A2
B2
C2
VDD
HARD_RST#
SOFT_RST#
PROG
1
NC
2
RESET_IN#
3
GND
4
8
VDD
7
NC
6
SOFT_RST#
5
HARD_RST#
PIN DESCRIPTIONS
CSP
Ball
Number
A1
A2
B1
B2
C1
C2
NA
SOIC
Lead
Number
1
8
4
5
3
6
2,7
Pin
Type
I
PWR
PWR
O
I
O
NC
Pin Name
PROG
VDD
GND
HARD_RST#
RESET_IN#
SOFT_RST#
NC
Pin Description
High voltage programming pin. Connected to ground during
normal operation.
Positive supply voltage.
Ground pin.
Open Drain active low Hard Reset Out indicator. Internally
connected to VDD through a 100KΩ resistor.
De-bounced push button switch input. Internally connected to VDD
through a 100KΩ resistor. Also used as the Data input
programming pin.
Open Drain active low Soft Reset Out indicator. Internally
connected to VDD through a 100KΩ resistor.
No Connect
Summit Microelectronics, Inc
2091 2.1 4/21/2005
4
SUMMIT [ SUMMIT MICROELECTRONICS, INC. ]
