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CY7C1306BV25
CY7C1303BV25
Document #: 38-05627 Rev. *A Page 12 of 19
Output Times
t
TDOV
TCK Clock LOW to TDO Valid 20 ns
t
TDOX
TCK Clock LOW to TDO Invalid 0 ns
TAP Timing and Test Conditions
[12]
TAP AC Switching Characteristics Over the Operating Range
[11, 12]
(continued)
Parameter Description Min. Max. Unit
(a)
TDO
C
L
= 20 pF
Z
0
= 50Ω
GND
1.25V
Test Clock
Test Mode Select
TCK
TMS
Test Data-In
TDI
Test Data-Out
TDO
t
TCYC
t
TMSH
t
TL
t
TH
t
TMSS
t
TDIS
t
TDIH
t
TDOX
t
TDOV
50Ω
2.5V
0V
ALL INPUT PULSES
1.25V
Identification Register Definitions
Instruction Field
Value
DescriptionCY7C1303BV25 CY7C1306BV25
Revision Number (31:29) 000 000 Version number.
Cypress Device ID (28:12) 01011010010010101 01011010010100101 Defines the type of SRAM.
Cypress JEDEC ID (11:1) 00000110100 00000110100 Allows unique identification of SRAM vendor.
ID Register Presence (0) 1 1 Indicate the presence of an ID register.
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