TDA8007B Datasheet, PDF (25/36 Pages) NXP Semiconductors – Double multiprotocol IC card interface

Philips Semiconductors
Double multiprotocol IC card interface
Product specification
TDA8007B
SYMBOL
PARAMETER
CONDITIONS
Step-up converter
f_int
V_VUP
V_det(dt)
oscillation frequency
voltage on pin V_UP
detection voltage for
doubler/tripler selection
at least one 5 V card
both cards 3 V
Reset output to the cards (RST1 and RST2)
V_o(inactive)
output voltage in inactive
mode
I_{RST(inactive)} current from pin RST when
inactive and pin grounded
no load
I_inactive = 1 mA
V_OL
LOW-level output voltage I_OL = 200 µA
V_OH
HIGH-level output voltage I_OH =−200 µA
t_r
rise time
C_L = 30 pF
t_f
fall time
C_L = 30 pF
Clock output to the cards (CLK1 and CLK2)
V_o(inactive)
output voltage in inactive
mode
I_{CLK(inactive)}
V_OL
V_OH
t_r
t_f
f_CLK
current from pin CLK when
inactive and pin grounded
LOW-level output voltage
HIGH-level output voltage
rise time
fall time
clock frequency
δ
duty factor
SR
slew rate (rise and fall)
no load
I_inactive = 1 mA
I_OL = 200 µA
I_OH = −200 µA
C_L = 30 pF
C_L = 30 pF
1 MHz Idle configuration
operational
C_L = 30 pF
C_L = 30 pF
MIN. TYP. MAX. UNIT
2
2.5 3.7
MHz
−
5.7 −
V
−
4.1 −
V
3.4
3.5 3.6
V
0
−
0.1
0
−
0.3
0
−
−1
0
−
0.3
V_CC − 0.7 −
V_CC
−
−
0.1
−
−
0.1
0
−
0
−
0
−
0
−
V_CC − 0.5 −
−
−
−
−
1
−
0
−
45
−
0.2
−
0.1
0.3
−1
0.3
V_CC
8
8
1.85
10
55
−
V
V
mA
V
V
µs
µs
V
V
mA
V
V
ns
ns
MHz
MHz
%
V/ns
2000 Nov 09
25