參數(shù)資料
型號: TDA8030
廠商: NXP Semiconductors N.V.
英文描述: USB smart card reader (OTP or ROM)
中文描述: USB智能卡閱讀器(OTP或光盤)
文件頁數(shù): 46/57頁
文件大?。?/td> 228K
代理商: TDA8030
2003 Jul 04
46
Philips Semiconductors
Product specification
USB smart card reader (OTP or ROM)
TDA8030; TDA8031
11 CHARACTERISTICS
V
DDU
= 5 V; T
amb
= 25
°
C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies
V
DDU
V
DD
supply voltage for the bus
supply voltage after inrush
current suppression switch
supply current for the bus
4.2
4.2
5.5
5.5
V
V
I
DDU
5 V card; I
CC
= 40 mA;
f
clk
= 6 MHz
card inactive;
microcontroller in
power-down mode
falling
100
mA
I
sus
suspend current
500
μ
A
V
th(VDD)
V
hys
threshold voltage on V
DD
hysteresis voltage on
V
th(VDD)
threshold voltage on pin
CDELAY
voltage on pin CDELAY
output current on pin
CDELAY
3.6
150
3.8
350
V
mV
V
th(CDELAY)
1.25
V
V
CDELAY
I
o(CDELAY)
2
V
DD
+ 0.3
V
μ
A
pin ground; charge
current
V
CDELAY
= V
DD
;
discharge current
9
mA
C
CDELAY
Crystal oscillator (XTAL1 and XTAL2)
capacitor on pin CDELAY
22
nF
f
XTAL
V
IL
crystal frequency
LOW-level input voltage on
pin XTAL1
HIGH-level input voltage on
pin XTAL1
0.3
12
+0.3V
DDD
MHz
V
V
IH
0.7V
DDD
V
DDD
+ 0.3
V
DC-to-DC converter
f
clk
V
UP
clock frequency
output voltage
12
5.5
5
85
MHz
V
V
%
V
CC
= 5 V
V
CC
= 3 or 1.8 V
L = 6.8
μ
H; C = 1
μ
F
P
E
V
DDD
voltage regulator
power efficiency
V
DDD
output voltage
PROG = 0
PROG = 1 (TDA8030
only)
3
4.5
3.6
5.5
V
V
I
DDD
C
dec
output current
decoupling capacitor
0
1000
25
mA
nF
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