CY7C1470V25-250AXC CYPRESS [Cypress Semiconductor], CY7C1470V25-250AXC Datasheet - Page 13

• Manufacturer Part Number: CY7C1470V25-250AXC
• Manufacturer: CYPRESS [Cypress Semiconductor]

Document #: 38-05290 Rev. *E
2.5V TAP AC Test Conditions
Input pulse levels ................................................ V
Input rise and fall time..................................................... 1 ns
Input timing reference levels .........................................1.25V
Output reference levels.................................................1.25V
Test load termination supply voltage.............................1.25V
2.5V TAP AC Output Load Equivalent
TAP DC Electrical Characteristics And Operating Conditions
(0°C < T
Identification Register Definitions
V
V
V
V
V
V
I
Revision Number (31:29)
Device Depth (28:24)
Architecture/Memory Type(23:18)
Bus Width/Density(17:12)
Cypress JEDEC ID Code (11:1)
ID Register Presence Indicator (0)
Note:
11. All voltages referenced to V
X
OH1
OH2
OL1
OL2
IH
IL
Parameter
A
TDO
Instruction Field
< +70°C; V
DD
Z = 50Ω
Output HIGH Voltage
Output HIGH Voltage
Output LOW Voltage
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
Input Load Current
O
= 2.5V ±0.125V unless otherwise noted)
SS
Description
(GND).
1.25V
CY7C1470V25
00000110100
(2M x 36)
001000
100100
01011
20pF
000
50Ω
I
I
I
I
GND ≤ V
1
OH
OH
OL
OL
= 1.0 mA
= 100 µA
= –1.0 mA
= –100 µA
SS
PRELIMINARY
to 2.5V
I
≤ V
CY7C1472V25
00000110100
DDQ
Test Conditions
(4M x 18)
[11]
001000
010100
01011
000
1
1.8V TAP AC Test Conditions
Input pulse levels..................................... 0.2V to V
Input rise and fall time .....................................................1 ns
Input timing reference levels........................................... 0.9V
Output reference levels .................................................. 0.9V
Test load termination supply voltage .............................. 0.9V
1.8V TAP AC Output Load Equivalent
V
V
V
V
V
V
V
V
V
V
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
TDO
= 2.5V
= 2.5V
= 1.8V
= 2.5V
= 2.5V
= 1.8V
= 2.5V
= 1.8V
= 2.5V
= 1.8V
CY7C1474V25
00000110100
(1M x 72)
001000
110100
01011
000
1
Z = 50Ω
O
Allows unique identification of
Describes the version number
Reserved for internal use
Defines memory type and archi-
tecture
Defines width and density
SRAM vendor
Indicates the presence of an ID
register
Min.
1.26
–0.3
–0.3
1.7
2.1
1.6
1.7
–5
CY7C1470V25
CY7C1472V25
CY7C1474V25
Description
V
V
DD
DD
0.9V
Max.
0.36
0.4
0.2
0.2
0.7
5
+ 0.3
+ 0.3
20pF
50Ω
Page 13 of 27
DDQ
Unit
µA
V
V
V
V
V
V
V
V
V
V
– 0.2