K20P144M120SF3_1210 Datasheet, PDF (41/86 Pages) Freescale Semiconductor, Inc – K20 Sub-Family

Num
t_ALH
t_DS
t_DH
t_WC
t_WH
t_RR
t_RP
t_RC
t_REH
t_IS
Peripheral operating requirements and behaviors
Table 25. NFC specifications (continued)
Description
NFC_ALE hold time
Data setup time
Data hold time
Write cycle time
NFC_WE hold time
Ready to NFC_RE low
NFC_RE pulse width
Read cycle time
NFC_RE high hold time
Data input setup time
Min.
T_H + T_L
T_L – 1
T_H – 1
T_H + T_L – 1
T_H – 1
4T_H + 3T_L + 90
T_L + 1
T_L + T_H – 1
T_H – 1
11
Max.
—
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NFC_CLE
NFC_CEn
NFC_WE
NFC_IOn
tCLS
tCLH
tCS
tWP
tCH
tDS tDH
Figure 12. Command latch cycle timing
NFC_ALE
NFC_CEn
NFC_WE
NFC_IOn
tALS
tALH
tCS
tWP
tCH
tDS tDH
address
Figure 13. Address latch cycle timing
K20 Sub-Family Data Sheet, Rev. 4, 10/2012.
Freescale Semiconductor, Inc.
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