TDA8007B View Datasheet(PDF) - Philips Electronics
Part Name
Description
MFG CO.
'TDA8007B' PDF : 36 Pages View PDF
Philips Semiconductors
Double multiprotocol IC card interface
Product specification
TDA8007B
SYMBOL
PARAMETER
CONDITIONS
MIN.
Timing for multiplexed bus; see Fig.4
tXTAL1
tW(ALE)
tAVLL
period on XTAL1
ALE pulse width
address valid to ALE LOW
t(AL−RWL)
ALE LOW to RD or
WR LOW
tW(RD)
RD pulse width for URR
pulse width for other
registers
t(RL−DV)
t(RWH−AH)
RD LOW to data out valid
RD or WR HIGH to
ALE HIGH
tW(WR)
WR pulse width
t(DV−WL)
data in valid to WR LOW
Timing for non-multiplexed bus; see Fig.5
50
20
10
10
2tXTAL1
10
−
10
10
10
t(REH−CL)
t(CEL−DV)
t(CEH−DZ)
t(AD−DV)
t(RL−CEL)
t(CREL−DZ)
t(DV−WL)
RD or EN HIGH to CS LOW
10
CS and EN LOW to data out when reading from URR; t(CEL−DV) −
valid
is minimum 2tXTAL1
CS and EN HIGH to data
−
high-impedance
addresses stable to data out
−
valid
R/W LOW to CS or EN LOW
10
CS and R/W and EN LOW
−
to data in high-impedance
DATA valid to WR LOW
10
TYP. MAX.
−
−
−
−
−
−
−
−
−
−
−
−
−
50
−
−
−
−
−
−
−
−
−
50
−
10
−
10
−
−
−
−
−
−
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
2000 Nov 09
29
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