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GS8673EQ36BGK-625IS Datasheet, PDF (11/25 Pages) GSI Technology – For use with GSI SRAM Port IP
GS8673EQ18/36BK-725S/625S/550S
I/O Capacitance
Parameter
Input Capacitance
Output Capacitance
Notes:
1. VIN = VDDQ/2.
2. VOUT = VDDQ/2.
3. TA = 25°C, f = 1 MHz.
Symbol
Min
CIN
—
COUT
—
Input Electrical Characteristics when MVQ = 0
Parameter
Symbol
Min
DC Input Reference Voltage
VREFdc
0.48 * VDDQ
DC Input High Voltage
VIH1dc
VREF + 0.08
DC Input Low Voltage
VIL1dc
–0.15
DC Input High Voltage
VIH2dc
0.75 * VDDQ
DC Input Low Voltage
VIL2dc
–0.15
AC Input Reference Voltage
VREFac
0.47 * VDDQ
AC Input High Voltage
VIH1ac
VREF + 0.15
AC Input Low Voltage
VIL1ac
–0.25
AC Input High Voltage
VIH2ac
VDDQ – 0.2
AC Input Low Voltage
VIL2ac
– 0.25
Notes:
1. VREFac is equal to VREFdc plus noise.
2. VIH max and VIL min apply for pulse widths less than one-quarter of the cycle time.
3. Input rise and fall times must be a minimum of 1 V/ns, and within 10% of each other.
4. Applies to: CK, CK, KD, KD, SA, R, W, D.
5. Applies to: RST, MVQ, MZT, PZT.
Max
Units Notes
5.0
pF
1, 3
5.5
pF
2, 3
Max
0.52 * VDDQ
VDDQ + 0.15
VREF – 0.08
VDDQ + 0.15
0.25 * VDDQ
0.53 * VDDQ
VDDQ + 0.25
VREF – 0.15
VDDQ + 0.25
0.2
Units
V
V
V
V
V
V
V
V
V
V
Notes
—
4
4
5
5
1
2, 3, 4
2, 3, 4
2, 5
2, 5
Rev: 1.03 6/2014
11/25
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
© 2012, GSI Technology