Global Mixed-mode Technology Inc.
G570
Terminal Functions
28 Pin
TERMINAL
I/O
DESCRIPTION
NAME
3.3V
NO.
14,15,16
I
I
3.3V VCC input for card power
5V
1,27,28
5V VCC input for card power and/or chip power
12V VPP input for card power
12V
6,23
I
AVCC
AVPP
BVCC
BVPP
CLOCK
DATA
GND
8,9,10
O
O
O
O
I
Switched output that delivers 0V,3.3V,5V or high impedance to card
Switched output that delivers 0V,3.3V,5V,12V or high impedance to card
Switched output that delivers 0V, 3.3V, 5V or high impedance
Switch output that delivers 0V, 3.3V, 5V, 12V or high impedance
Logic-level clock for serial data word
7
19,20,21
22
3
2
I
Logic-level serial data word
11
Ground
LATCH
NC
4
I
Logic level latch for serial data word
12,18,24,25,26
No internal connection
Logic-level overcurrent. OC reports output that goes low when an overcurrent condition
exists
OC
17
O
RESET
RESET
5
I
I
Logic-level RESET input active high. Do not connect if terminal 13 is used.
13
Logic-level
input active low. Do not connect if terminal 5 is used.
RESET
30 Pin
NAME
TERMINAL
I/O
DESCRIPTION
NO.
3.3V
15,16,17
I
I
3.3V VCC input for card power
5V
1,2,30
5V VCC input for card power and/or chip power
12V VPP input for card power
12V
7,24
I
AVCC
AVPP
BVCC
BVPP
CLOCK
DATA
GND
9,10,11
O
O
O
O
I
Switched output that delivers 0V,3.3V,5V or high impedance to card
Switched output that delivers 0V,3.3V,5V,12V or high impedance to card
Switched output that delivers 0V, 3.3V, 5V or high impedance
Switch output that delivers 0V, 3.3V, 5V, 12V or high impedance
Logic level clock for serial data word
8
20,21,22
23
4
3
12
I
Logic level serial data word
Ground
LATCH
5
I
Logic level latch for serial data word
13,19,25,26,
27,28,29
NC
OC
No internal connection
Logic-level overcurrent. OC reports output that goes low when an overcurrent condition
exists
18
O
RESET
RESET
6
I
I
Logic-level RESET input active high. Do not connect if terminal 14 is used.
Logic-level RESET input active low. Do not connect if terminal 6 is used.
14
Ver 1.0
TEL: 886-3-5788833
Nov 09, 2000
http://www.gmt.com.tw
3
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
