Datasheet

PIC32MX5XX/6XX/7XX
DS61156G-page 224 © 2009-2011 Microchip Technology Inc.
FIGURE 31-24: EJTAG TIMING CHARACTERISTICS
T
TCKeye
T
TCKhigh
T
TCKlow
T
rf
T
rf
T
rf
T
rf
T
Tsetup
T
Thold
T
TDOout
T
TDOzstate
Defined
Undefined
T
TRST*low
T
rf
TCK
TDO
TRST*
TDI
TMS
TABLE 31-43: EJTAG TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 2.3V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ≤ TA ≤ +85°C for Industrial
-40°C
≤ TA ≤ +105°C for V-Temp
Param.
No.
Symbol Description
(1)
Min. Max. Units Conditions
EJ1 TTCKCYC TCK Cycle Time 25 — ns —
EJ2 T
TCKHIGH TCK High Time 10 — ns —
EJ3 T
TCKLOW TCK Low Time 10 — ns —
EJ4 T
TSETUP TAP Signals Setup Time Before
Rising TCK
5—ns —
EJ5 T
THOLD TAP Signals Hold Time After
Rising TCK
3—ns —
EJ6 T
TDOOUT TDO Output Delay Time from
Falling TCK
—5ns —
EJ7 T
TDOZSTATE TDO 3-State Delay Time from
Falling TCK
—5ns —
EJ8 T
TRSTLOW TRST Low Time 25 — ns —
EJ9 T
RF TAP Signals Rise/Fall Time, All
Input and Output
——ns —
Note 1: These parameters are characterized, but not tested in manufacturing.