2003 Nov 06

21

Philips Semiconductors

Product specification

Dual IC card interface

TDA8020HL

Notes

1. Two ceramic multilayer capacitors of minimum 100 nF with low ESR should be used in order to meet these

specifications.

2. Pin I/O1 has an internal 14 k

3. Pins I/O1uC and I/O2uC have an internal 11 k

4. The hold time required (not greater than 300 ns) to bridge the undefined region of the falling edge of SCL must be

internally provided by a transmitter.

data hold time

note 4

0

−−

ns

data set-up time

100

−−

ns

rise time SDA and SCL

−−

300

ns

fall time SDA and SCL

−−

300

ns

set-up time STOP condition

0.6

−−

µs

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

handbook, full pagewidth

MBC622

SDA

SCL

P

STOP condition

SDA

SCL

S

START condition

Fig.6 START and STOP conditions.

handbook, full pagewidth

SDA

MGA728

SDA

SCL

t SU;STA

t

SU;STO

t

HD;STA

t BUF

t LOW

t HD;DAT

t HIGH

t r

t f

t SU;DAT