SDA5275P Datasheet, PDF (16/30 Pages) Siemens Semiconductor Group – ICs for Consumer Electronics MEGATEXT and MEGATEXT PLUS ICs

SDA 5273 / 75
SDA 5273-2 / 75-2
Characteristics (cont’d)
T_A = 0 to 70 °C
Parameter
Symbol Limit Values Unit Test Condition
min. typ. max.
Open Drain Outputs: SDA, SCL
L-output voltage
Sink current
V_OL
0
I_OL
0.4 V
I_OL = 3 mA
10 mA
I²C-Mode Timing
MEGATEXT is an I²C-slave transmitter/receiver.
The Siemens I²C Bus specification applies.
SCL-frequency
Transition time
Bus capacitance
Bus free before start
Hold time start
L-time clock
H-time clock
Set-up time start
Hold time SDA
Set-up time SDA
Set-up time SDA at stop
Output fall time
f_SCL
t_r, t_f
C_BUS
t_BUF
t_HSTA
t_LOW
t_HIGH
t_SUSTA
t_HDDAT
t_SUDAT
t_SUSTO
t_FO
0
4.7
4.0
4.0
4.0
4.0
0
250
4.0
100 kHz I²CEN = high
2
µs
400 pF
µs
µs
µs
µs
µs
µs
ns
µs
0.2 µs 3 V to 1 V
M3L-Mode Timing
The MEGATEXT M3L-Bus is specified in accordance with the standard USART-interface of micro
controller SDA 30C162.
SCL-frequency
L-time clock
H-time clock
SCL-load capacitance
Set-up time SDA-input to
SCL-falling edge
f_SCL
0
t_L
400
t_H
400
C_SCL
t_DSL
100
1.0 MHz 20.48-MHz crystal
ns
ns
200 pF
ns
Hold time SDA-input from
t_DHH
400
ns
SCL-falling edge
Semiconductor Group
16
1997-09-01