m62342gp Renesas Electronics Corporation., m62342gp Datasheet - Page 2

• Manufacturer Part Number: m62342gp
• Description: 8-bit, 2-channel D-a Converter Buffered
• Manufacturer: Renesas Electronics Corporation.

M62342GP
Block Diagram
Pin Description
Pin No.
6
7
8
1
2
3
4
5
Rev.1.0, Sep.19.2003, page 2 of 6
Symbol
DI
CLK
LD
Ao1
Ao2
N.C.
Vcc
GND
Power-on
reset
V
5
CC
8-bit uppe
segment R-2R
Function
Serial data input pin. Inputs serial data with a 10-bit data length.
Serial clock input pin. Input signal from DI pin is input to 10-bit shift register at rise of
shift clock.
Load pin. When “H” level is input to LD pin, value in 10-bit shift register is loaded into
decoder and D-A output register.
8-bit resolution D-A converter output pins
(After power-on, all channels are reset and DAC data 00h is output.)
(Not connected)
Power supply voltage pin
GND pin
8-bit latch
+
A
1
O1
LD
8
-
10-bit shift register
8-bit uppe
segment R-2R
CLK
8-bit latch
7
+
8
A
2
O2
-
Channel
decoder
DI
6
N.C.
3
GND
5