Cypress Semiconductor CY7C1302DV25 Hoja de especificaciones - Página 10
Navegue en línea o descargue pdf Hoja de especificaciones para Hardware informático Cypress Semiconductor CY7C1302DV25. Cypress Semiconductor CY7C1302DV25 19 páginas. Cypress 9-mbit burst of two pipelined srams with qdrtm architecture specification sheet
Imprimir páginaTAP AC Switching Characteristics
Parameter
Output Times
t
TCK Clock LOW to TDO Valid
TDOV
t
TCK Clock LOW to TDO Invalid
TDOX
TAP Timing and Test Conditions
TDO
Z
= 50Ω
0
(a)
GND
Test Clock
TCK
Test Mode Select
TMS
Test Data-In
TDI
Test Data-Out
TDO
Identification Register Definitions
Instruction Field
Revision Number (31:29)
Cypress Device ID (28:12)
Cypress JEDEC ID (11:1)
ID Register Presence (0)
Document #: 38-05625 Rev. *A
Over the Operating Range (continued)
Description
[12]
1.25V
50Ω
C
= 20 pF
L
t
TMSS
t
Value
CY7C1302DV25
000
01011010010010110
00000110100
1
[11, 12]
ALL INPUT PULSES
2.5V
1.25V
0V
t
t
TL
TH
t
TCYC
t
TMSH
TDIS
t
TDIH
t
t
TDOX
TDOV
Version number.
Defines the type of SRAM.
Allows unique identification of SRAM vendor.
Indicate the presence of an ID register.
CY7C1302DV25
Min.
Max.
Unit
20
ns
0
ns
Description
Page 10 of 18
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