CY7C024_09 Datasheet, PDF (8/21 Pages) Cypress Semiconductor – 4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT, BUSY

CY7C024/024A/0241
CY7C025/0251
Electrical Characteristics Over the Operating Range (continued)
Parameter
Description
Test Conditions
I_CC
Operating Current
V_CC = Max, I_OUT = 0 mA,
Outputs Disabled
I_SB1
Standby Current
(Both Ports TTL Levels)
Cf _=ELfMa_An_Xd_[1C_2]E_R ≥ V_IH,
I_SB2
Standby Current
(One Port TTL Level)
Cf _=ELfMo_Ar_XC_[1E_2]R ≥ V_IH,
I_SB3
Standby Current
Both Ports CE and CE_R ≥
(Both Ports CMOS
Levels)
V_CC –
or V_IN
≤^{0.02.V2,VV, I}f^N=^≥0V^[1C2C]
–
0.2V
I_SB4
Standby Current
One Port CE_L or
(Both Ports CMOS
CE_R ≥ V_CC – 0.2V,
Levels)
V_IN ≥ V_CC – 0.2V or
Active Port Outputs,
Vf _=INfM≤_A0_X.2_[1V₂,_]
7C024/024A/0241–35 7C024/024A/0241–55
7C025/0251–35
7C025/0251–55 _Unit
Min Typ Max Min Typ Max
Com’l
160 230
150 230 mA
Ind
160 260
150 260
Com’l
30 50
20 50 mA
Ind
30 65
20 65
Com’l
85 135
75 135 mA
Ind
85 150
75 150
Com’l
3
15
3
15 mA
Ind
3
15
3
15
Com’l
Ind
80 120
80 135
70 120 mA
70 135
Capacitance^[13]
C_IN
C_OUT
Parameter
Description
Input Capacitance
Output Capacitance
Test Conditions
T_A = 25×C, f = 1 MHz,
V_CC = 5.0V
Figure 3. AC Test Loads and Waveforms
5V
Max
10
10
Unit
pF
pF
5V
OUTPUT
C = 30 pF
R1 = 893Ω
R2 = 347Ω
(a) Normal Load (Load 1)
OUTPUT
R_TH = 250Ω
C = 30pF
OUTPUT
C = 5 pF
V_TH = 1.4V
R1 = 893Ω
R2 = 347Ω
(b) Thévenin Equivalent (Load 1)
(c) Three-State Delay (Load 3)
OUTPUT
C = 30 pF
Load (Load 2)
ALL INPUT PULSES
3.0V
GND
10%
≤ 3 ns
90%
90%
10%
≤ 3 ns
Note
13. Tested initially and after any design or process changes that may affect these parameters.
Document #: 38-06035 Rev. *D
Page 8 of 21
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