CY7C1347D-250 Ver la hoja de datos (PDF) - Cypress Semiconductor
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CY7C1347D-250 Datasheet PDF : 21 Pages
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CY7C1347D
TAP DC Electrical Characteristics (20°C < Tj < 110°C; VCC = 3.3V –0.2V and +0.3V unless otherwise noted) (continued)
Parameter
Description
VOLT
LVTTL Output Low Voltage[10]
Test Conditions
VCC = Min. VCCQ = 3.3 V, IOLT
= 8.0 mA
Min.
Max.
Unit
0.4
V
VCC = Min. VCCQ = 2.5V, IOLT
= 2.0 mA
0.7
V
VCC = Min. VCCQ = 2.5V, IOLT
= 1.0 mA
VOHT
LVTTL Output High Voltage[10]
VCC = Min. VCCQ = 3.3 V, IOH
2.4
= –4.0 mA
0.4
V
V
VCC = Min, VCCQ = 2.5V,
2.0
V
IOH = –2.0 mA
TAP AC Switching Characteristics Over the Operating Range[13, 14]
Parameter
Description
Clock
tTHTH
fTF
tTHTL
tTLTH
Output Times
Clock Cycle Time
Clock Frequency
Clock HIGH Time
Clock LOW Time
tTLQX
tTLQV
tDVTH
tTHDX
Set-up Times
TCK LOW to TDO Unknown
TCK LOW to TDO Valid
TDI Valid to TCK HIGH
TCK HIGH to TDI Invalid
tMVTH
tCS
Hold Times
TMS Set-up
Capture Set-up
tTHMX
TMS Hold
tCH
Capture Hold
Notes:
13. tCS and tCH refer to the set-up and hold time requirements of latching data from the boundary scan register.
14. Test conditions are specified using the load in TAP AC Test Conditions.
Min.
20
8
8
0
5
5
5
5
5
5
Max
50
10
Unit
ns
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Document #: 38-05022 Rev. *D
Page 10 of 21
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