w83176g-733 Winbond Electronics Corp America, w83176g-733 Datasheet - Page 6

• Manufacturer Part Number: w83176g-733
• Description: Winbond Dual Bank Ddr Buffer For Via Chipset
• Manufacturer: Winbond Electronics Corp America

5. PIN DESCRIPTION
5.1
5.2
36,35,38,37,2
30,29,32,31,42,4
1,44,43,7,8,5,6
BUFFER TYPE SYMBOL
1,22,20,19,14
18
Clock Function Pins
,13,11,12
Control Signal Pins
PIN
PIN
17
26
25
45
46
4
3
OUT
I/OD
IN
*
DDRBT/C [5:0]
BUF_INTA
BUF_INTB
DDRAT/C
OE_EVEN*
PIN NAME
FB_OUTA
FB_OUTB
PIN NAME
OE_ODD*
SDATA *
SCLK *
DUAL BANK DDR BUFFER FOR VIA CHIPSET
[5:0]
Input
Output
Bi-directional Pin, Open Drain
Internal 120kΩ pull-up
TYPE
TYPE
OUT
OUT
OUT
OUT
I/OD
IN
IN
IN
IN
IN
Bank A DDR Buffer True reference clock input.
Bank A DDR Buffer clocks of differential pair outputs.
Bank A DDR Buffer True Feedback output, dedicated for
external feedback.
Bank B DDR Buffer True reference clock input.
Bank B DDR Buffer clocks of differential pair outputs.
Bank B DDR Buffer True Feedback output, dedicated for
external feedback.
Serial data of I
Internal pull-up resistor 120K to VDD2.5
Serial clock of I
Internal pull-up resistor 120K to VDD2.5
OE_EVEN=1 Enable, OE_EVEN=0 Disable, Even Buffer
clock output pairs (DDR0, 2,4), Internal pull-up resistor
120K to VDD2.5
OE_ODD=1 Enable, OE_ODD=0 Disable, ODD Buffer
clock output pairs (DDR1, 3, 5), Internal pull-up resistor
120K to VDD2.5
- 5 -
W83176R-733/W83176G-733
DESCRIPTION
2
2
C 2-wire control interface
C 2-wire control interface
DESCRIPTION
Publication Release Date: March, 2006
DESCRIPTION
Revision 1.0