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W83176G-733 Schematic ( PDF Datasheet ) - Winbond

Teilenummer W83176G-733
Beschreibung (W83176x-733) Winbond Dual Bank DDR BUFFER
Hersteller Winbond
Logo Winbond Logo 




Gesamt 14 Seiten
W83176G-733 Datasheet, Funktion
www.DataSheet4U.com
W83176R-733
W83176G-733
Winbond Dual Bank DDR BUFFER
For VIA CHIPSET
Date: Mar/22/2006
Revision: 1.0






W83176G-733 Datasheet, Funktion
W83176R-733/W83176G-733
DUAL BANK DDR BUFFER FOR VIA CHIPSET
5. PIN DESCRIPTION
BUFFER TYPE SYMBOL
IN
OUT
I/OD
*
DESCRIPTION
Input
Output
Bi-directional Pin, Open Drain
Internal 120kpull-up
5.1 Clock Function Pins
PIN PIN NAME
  18
  BUF_INTA
  36,35,38,37,2
1,22,20,19,14
,13,11,12
  DDRAT/C
[5:0]
17 FB_OUTA
4   BUF_INTB
30,29,32,31,42,4
1,44,43,7,8,5,6
DDRBT/C [5:0]
3 FB_OUTB
TYPE
DESCRIPTION
IN Bank A DDR Buffer True reference clock input.
OUT Bank A DDR Buffer clocks of differential pair outputs.
OUT
IN
Bank A DDR Buffer True Feedback output, dedicated for
external feedback.
Bank B DDR Buffer True reference clock input.
OUT Bank B DDR Buffer clocks of differential pair outputs.
OUT
Bank B DDR Buffer True Feedback output, dedicated for
external feedback.
5.2 Control Signal Pins
PIN PIN NAME
26 SDATA *
25 SCLK *
45 OE_EVEN*
46 OE_ODD*
TYPE
DESCRIPTION
Serial data of I2C 2-wire control interface
I/OD
Internal pull-up resistor 120K to VDD2.5
Serial clock of I2C 2-wire control interface
IN
Internal pull-up resistor 120K to VDD2.5
OE_EVEN=1 Enable, OE_EVEN=0 Disable, Even Buffer
IN clock output pairs (DDR0, 2,4), Internal pull-up resistor
120K to VDD2.5
OE_ODD=1 Enable, OE_ODD=0 Disable, ODD Buffer
IN clock output pairs (DDR1, 3, 5), Internal pull-up resistor
120K to VDD2.5
Publication Release Date: March, 2006
- 3 - Revision 1.0

6 Page









W83176G-733 pdf, datenblatt
W83176R-733/W83176G-733
DUAL BANK DDR BUFFER FOR VIA CHIPSET
9. SPECIFICATIONS
9.1 ABSOLUTE MAXIMUM RATINGS
Stresses greater than those listed in this table may cause permanent damage to the device.
Precautions should be taken to avoid application of any voltage higher than the maximum rated
voltages to this circuit. Maximum conditions for extended periods may affect reliability. Unused
inputs must always be tied to an appropriate logic voltage level (Ground or VDD2.5).
PARAMETER
Voltage on any pin with respect to GND
Storage Temperature
Ambient Temperature
Operating Temperature
Input ESD protection (Human body model)
RATING
- 0.5 V to + 3.6 V
- 65°C to + 150°C
- 55°C to + 125°C
0°C to + 70°C
2000V
9.2 AC CHARACTERISTICS
VDD2.5 = 2.5V ± 5 %, TA = 0°C to +70°C, Test load = 10 pF
PARAMETER
SYMBOL MIN TYP MAX
Operating clock frequency
Input Clock Duty Cycle
FIN
Dtin
100
45
200
55
Dynamic Supply Current
Idd
200
Cycle to Cycle Jitter
C-Cjitter
200
Output to Output Skew
Tskew
100
Output clock Rise time
Tor 650
950
Output clock Fall time
Tof 650
950
Output clock Duty Cycle Dtot 45
55
Output differential-pair
crossing voltage
Voc
(Vdd/2) Vdd/ (Vdd/2)
-0.2 2 + 0.2
UNITS
MHz
%
mA
ps
ps
ps
ps
%
V
TEST CONDITIONS
Fin=100 to 200Mhz
Fout=100 to 200Mhz
Fout=100 to 200Mhz
Fout=100 to 200Mhz
Fout=100 to 200Mhz
Fout=100 to 200Mhz
Fout=100 to 200Mhz
9.3 DC CHARACTERISTICS
VDD2.5= 2.5V ± 5 %, TA = 0°C to +70°C
PARAMETER
SYMBOL MIN TYP MAX UNITS TEST CONDITIONS
SDATA, SCLK Input Low
Voltage
SVIL
1.0 Vdc
SDATA, SCLK Input High
Voltage
SVIH
2.2
Vdc
BUF_IN Input Voltage Low
VIL
0.4 Vdc Fin=100 to 200Mhz
BUF_IN Input Voltage High
VIH
2.1
Vdc Fin=100 to 200Mhz
Input Pin Capacitance
Output Pin Capacitance
Input Pin Inductance
CIN
COUT
LIN
5 pF
6 pF
7 nH
Publication Release Date: March, 2006
- 9 - Revision 1.0

12 Page





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