CY7C474 データシートの表示（PDF） - Cypress Semiconductor
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CY7C474 Datasheet PDF : 15 Pages
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CY7C470
CY7C472
CY7C474
Electrical Characteristics Over the Operating Range[2] (continued)
Parameter
VOH
VOL
VIH
Description
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
VIL
Input LOW Voltage
IIX
Input Leakage Current
IOZ
Output Leakage Current
ICC
Operating Current
ISB1
Standby Current
ISB2
IOS[3]
Power-Down Current
Output Short Circuit Current
Test Conditions
VCC = Min., IOH = –2.0 mA
VCC = Min., IOL = 8.0 mA
Com’l
Mil/Ind
GND ≤ VI ≤ VCC
R ≥ VIH, GND ≤ VO ≤ VCC
VCC = Max., IOUT = 0 mA
All Inputs = VIH Min.
All Inputs = VCC –0.2V
VCC = Max., VOUT = GND
Com’l
Mil/Ind
Com’l
Mil/Ind
Com’l
Mil/Ind
7C470–40
7C472–40
7C474–40
Min. Max. Unit
2.4
V
0.4 V
2.2
V
2.2
0.8 V
–10 +10 µA
–10 +10 µA
70 mA
75
25 mA
30
20 mA
25
–90 mA
Capacitance[4]
Parameter
CIN
COUT
Description
Input Capacitance
Output Capacitance
Test Conditions
TA = 25°C, f = 1 MHz,
VCC = 4.5V
Max.
Unit
10
pF
12
pF
AC Test Loads and Waveforms
5V
OUTPUT
R1 500Ω
5V
OUTPUT
R1 500Ω
30 pF
INCLUDING
JIGAND
SCOPE (a)
R2
333Ω
7C470–4
5 pF
INCLUDING
JIG AND
SCOPE
R2
333Ω
7C470–5
(b)
3.0V
10%
GND
≤ 5 ns
ALL INPUT PULSES
90%
90%
10%
≤ 5 ns
7C470–6
Equivalent to: THÉVENIN EQUIVALENT
OUTPUT
200Ω
2V
Note:
4. Tested initially and after any design or process changes that may affect these parameters.
3
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