Product data

TDA8007BHL All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 9.1 — 18 June 2012 41 of 51
NXP Semiconductors
TDA8007BHL
Multiprotocol IC card interface
[1] PSC is the programmed prescaler value (31 or 32).
t
WR(TOC)
WR low to bit CRED = 1
[1]
-ETU
Timing for multiplexed bus, only applicable for TDA8007BHL/C3
T
CY(XTAL1)
XTAL1 cyle time 50 - - ns
t
W(ALE)
ALE pulse width 20 - - ns
t
AVLL
address valid to ALE low 10 - - ns
t
(AL-RWL)
ALE low to RD or WR low 10 - - ns
t
W(RD)
RD pulse width for register
URR
2T
CY(XTAL1)
-- ns
for other
registers
10 - - ns
t
(RL-DV)
RD low to data read valid - - - 50 ns
t
(RWH-AH)
RD or WR high to ALE high 10 - - ns
t
W(WR)
WR pulse width 10 - - ns
t
(DV-WL)
data write valid to WR low 10 - - ns
Table 36. Timings
V
DD
=3.3V; V
DDA
=3.3V; T
amb
= 25°C; unless otherwise specified.
Symbol Parameter Conditions Min. Typ. Max. Unit
1
PSC
----------
2
PSC
----------