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CY7C1330AV25
CY7C1332AV25
Document No: 001-07844 Rev. *A Page 9 of 19
TAP Controller Block Diagram
TAP Electrical Characteristics Over the Operating Range
[7, 8, 9]
Parameter Description Test Conditions Min. Max. Unit
V
OH1
Output HIGH Voltage I
OH
= −2.0 mA 1.7 V
V
OH2
Output HIGH Voltage I
OH
= −100 µA2.1 V
V
OL1
Output LOW Voltage I
OL
= 2.0 mA 0.7 V
V
OL2
Output LOW Voltage I
OL
= 100 µA0.2V
V
IH
Input HIGH Voltage 1.7 V
DD
+ 0.3 V
V
IL
Input LOW Voltage –0.3 0.7 V
I
X
Input and Output Load Current GND ≤ V
I
≤ V
DD
–5 5 µA
TAP AC Switching Characteristics Over the Operating Range
[10, 11]
Parameter Description Min. Max. Unit
t
TCYC
TCK Clock Cycle Time 50 ns
t
TF
TCK Clock Frequency 20 MHz
t
TH
TCK Clock HIGH 20 ns
t
TL
TCK Clock LOW 20 ns
Set-up Times
t
TMSS
TMS Set-up to TCK Clock Rise 5 ns
t
TDIS
TDI Set-up to TCK Clock Rise 5 ns
t
CS
Capture Set-up to TCK Rise 5 ns
Hold Times
t
TMSH
TMS Hold after TCK Clock Rise 5 ns
t
TDIH
TDI Hold after Clock Rise 5 ns
Notes:
7. Minimum voltage equals –2.0V for pulse durations of less than 20 ns.
8. Input waveform should have a slew rate of >
1 V/ns.
9. These characteristics pertain to the TAP inputs (TMS, TCK, TDI and TDO). Parallel load levels are specified in the Electrical Characteristics Table.
10.t
CS
and t
CH
refer to the set-up and hold time requirements of latching data from the boundary scan register.
11.Test conditions are specified using the load in TAP AC test conditions. t
R
/t
F
= 1 ns.
0
012..
29
3031
Boundary Scan Register
Identification Register
012..
.
.106
012
Instruction Register
Bypass Register
Selection
Circuitry
Selection
Circuitry
TAP Controller
TDI
TDO
TCK
TMS
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