
3
Pin Descriptions and Equivalent Circuits
PIN
NUMBER
SYMBOL
EQUIVALENT CIRCUIT
DESCRIPTION
1OE
When OE = Low, Data is valid.
When OE = High, D0 to D7 pins high impedance.
2, 24
DVSS
Digital GND.
3-10
D0 to D7
D0 (LSB) to D7 (MSB) Output.
11, 13
DVDD
Digital +5V.
12
CLK
Clock Input.
16
VRTS
Shorted with VRT generates, +2.6V.
17
VRT
Reference Voltage (Top).
23
VRB
Reference Voltage (Bottom).
14, 15, 18
AVDD
Analog +5V.
19
VIN
Analog Input.
20, 21
AVSS
Analog GND.
22
VRBS
Shorted with VRB generates +0.6V.
1
DVDD
DVSS
D1
12
DVDD
DVSS
16
AVDD
AVSS
17
23
AVDD
AVSS
19
22
AVSS
HI1175