Z90341 Datasheet, PDF (4/7 Pages) Zilog, Inc. – DIGITAL TELEVISION CONTROLLER

Zilog
PIN DESCRIPTION
Z89313
PRELIMINARY
Z90341
Pin
Name
Function
V , AV ^a
CC
CC
GND, AGND,
AGNDF, AGNDX^b
+5 V
0V
IRIN
ADC[5:1]
Infrared Remote Capture Input
4-Bit Analog-to-Digital Converter
Input
Z90341
52-Pin
39,22
38,21,15,40
Configuration
Direction
PWR
PWR
Reset
–
–
2
I
I
16,17,18,19,20
AI
I
PWM[6:1]
Port0[F:0]
Port1[8:0]
SCL
SCD
XTAL1
XTAL2
LPF
8-Bit Pulse Width Modulator
46,45,44,43,42,41
O
O
Output
Bit Programmable Input/Output Ports 23,32,7,3,4,5,6,48,8,9,18, B
I
17,10,12,11,19
Bit Programmable Input/Output Ports
49,20,1,52,51,50,30,
B
I
31,47
I²C Clock I/O
I²C Data I/O
11,31,34
12,30,33
BOD
BOD
Crystal Oscillator Input
Crystal Oscillator Output
36
AI
I
37
AO
O
Loop Filter
14
AB
O
HSYNC
VSYNC
H_Sync
V_Sync
28,46
29
B
I
B
I
/RESET
Device Reset
V[3:1]
Blank
Semi transparent
OSD Video Output
(Typically Drive B, G, and R Outputs)
OSD Blank Output
OSD Semi transparent Output
SCLK
Internal Processor SCLK
35
24,25,26
27
23
–
I
I
O
O
O
O
O
O
Notes:
Please refer to pin-out diagram for shared pin numbers.
a) AV is for the reference voltage of the ADC input.
CC
b) AGND is for the reference ground of the ADC input.
AGNDF is for LPF ground, and AGNDX is for XTAL circuit ground.
4
CP97TEL2500