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CYS25G0101DX
Document Number: 38-02009 Rev. *K
Page 10 of 17
AC Waveforms
AC Test Loads
Table 5. DC Specifications—HSTL
Parameter
Description
Test Conditions
Min
Max
Unit
HSTL Outputs
VOHH
Output HIGH Voltage
VCC = min, IOH= –4.0 mA
VDDQ – 0.4
V
VOLH
Output LOW Voltage
VCC = min, IOL= 4.0 mA
0.4
V
IOSH
Output Short Circuit Current
VOUT = 0V
100
mA
HSTL Inputs
VIHH
Input HIGH Voltage
VREF + 0.13 VDDQ + 0.3
V
VILH
Input LOW Voltage
–0.3
VREF – 0.1
V
IIHH
Input HIGH Current
VDDQ = max, VIN = VDDQ
50
µA
IILH
Input LOW Current
VDDQ = max, VIN = 0V
–40
µA
Capacitance
CINH
Input Capacitance
VDDQ = max, at f = 1 MHz
5
pF
2.0V
0.8V
3.0V
GND
2.0V
0.8V
< 1 ns
< 1 ns
80%
20%
80%
20%
VICHH
3.0V
VICLL
Vth = 1.4V
Vth = 1.4V
< 150 ps
< 150 ps
80%
20%
80%
20%
VIEHH
VIELL
< 1.0 ns
< 1.0 ns
(a) LVTTL Input Test Waveform
(b) CML Input Test Waveform
(d) LVPECL Input Test Waveform
< 1 ns
< 1 ns
(c) HSTL Input Test Waveform
Vth = 0.75V
Vth = 0.75V
VIHH
VIHL
80%
20%
80%
20%
3.3V
OUTPUT
(a) TTL AC Test Load
(b)
CML AC Test Load
R1
R2
CL
RL
R1 = 330
Ω
R2 = 510
Ω
(Includes fixture and
probe capacitance)
RL = 100Ω
CL ≤ 10 pF
1.5V
OUTPUT
(c) HSTL AC Test Load
R1
R2
CL
R1 = 100
Ω
R2 = 100
Ω
(Includes fixture and
probe capacitance)
CL ≤ 7 pF
OUT+
OUT–
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