S-7750C Datasheet, PDF (2/44 Pages) Seiko Instruments Inc – PROGRAMMABLE PORT CONTROLLER (PORT EXPANDER WITH BUILT-IN E2PROM CIRCUIT)

PROGRAMMABLE PORT CONTROLLER (PORT EXPANDER WITH BUILT-IN E²PROM CIRCUIT)
S-7750C
Rev.1.1_00
„ Pin Configuration
WLP-16
Bottom View
A1 A2 A3 A4
CLK SCL WP VCCH
B1 B2 B3 B4
DO7 VSS SDA DO0
C1 C2 C3 C4
DO6 TIMEN DO3 DO1
D1 D2 D3 D4
DO5 DO4 VCCL DO2
(1.93×2.07×0.6 max.)
Figure 1
„ List of Pin
Pin No.
A1
A2
A3
A4
B1
B2
B3
B4
C1
C2
C3
C4
D1
D2
D3
D4
Table 1
Pin name
CLK
SCL
WP
VCCH
DO7
VSS
SDA
DO0
DO6
TIMEN
DO3
DO1
DO5
DO4
VCCL
DO2
WLP-16A List of Pin
Description
Input for external clock
Input for serial clock
Input for Write protect
Power supply
Output port 7
GND
Serial data I/O
Digital output port 0
Digital output port 6
Input for timer enable
Digital output port 3
Digital output port 1
Digital output port 5
Digital output port 4
Power supply for output port
Digital output port 2
2
Seiko Instruments Inc.