tda8004t-c1 NXP Semiconductors, tda8004t-c1 Datasheet - Page 3

• Manufacturer Part Number: tda8004t-c1
• Description: Ic Card Interface
• Manufacturer: NXP Semiconductors

Philips Semiconductors
6. Block diagram
TDA8004T_4
Product data sheet
Fig 1. Block diagram
CMDVCC
CLKDIV1
CLKDIV2
AUX1UC
AUX2UC
All capacitors are mandatory.
XTAL2
RSTIN
XTAL1
I/OUC
RFU1
OFF
26
23
19
2
27
20
3
1
24
25
28
V
DD
21
100 nF
OSCILLATOR
CIRCUITRY
CLOCK
VOLTAGE SENSE
REFERENCE
INTERNAL
22
GND
SUPPLY
TDA8004T
HORSEQ
CLK
ALARM
18
n.c.
V
Rev. 04 — 20 February 2006
ref
SEQUENCER
EN3
V
DDP
EN1
6
100 nF
PROTECTION
INTERNAL OSCILLATOR
STEP-UP CONVERTER
THERMAL
CLKUP
PV
EN2
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
EN5
EN4
2.5 MHz
CC
S1
7
100 nF
I/O
I/O
I/O
GENERATOR
BUFFER
BUFFER
CLOCK
RST
V
CC
S2
5
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
mgm175
12
17 V
14
16
10
13
11
15
4 PGND
8 VUP
9
CGND
CC
RST
PRES
CLK
I/O
TDA8004T
PRES
AUX1
AUX2
100 nF
IC card interface
100
nF
100
nF
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