TLE7230R Datasheet, PDF (6/16 Pages) Infineon Technologies AG – Smart Octal Low-Side Switch

Target Datasheet TLE7230 R/G
Electrical Characteristics cont.
Parameter and Conditions
V_S = 4.5 to 5.5 V ; T_j = - 40 °C to + 150 °C ; Reset = H
(unless otherwise specified)
Symbol Values
min typ
Unit
max
5. Diagnostic Functions
Open Load Detection Voltage
Output Pull Down Current
Fault Delay Time
Overload switch off delay time
Short to Ground Detection Voltage
Short to Ground Detection Current
Overload Threshold Current
Overtemperature Shutdown Threshold²
Hysteresis²
V_DS(OL)
I_PD(OL)
t_d(fault)
T_d(off)
V_DS(SHG)
I_SHG
I_{D(lim) 1...8}
T_th(sd)
T_hys
6. SPI-Timing (for V_VDO = 4.5V to 5.5V)
Serial Clock Frequency (depending on SO load)
f_SCK
Serial Clock Period (1/fclk)
t_p(SCK)
Serial Clock High Time
t_SCKH
Serial Clock Low Time
t_SCKL
Enable Lead Time (falling edge of CS to rising edge of CLK) t_lead
V_S -2
90
100
10
50
V_S -2.9
-100
1
2
175 --
200
--
10
--
DC --
5
200 --
--
50 --
--
50 --
--
250 --
--
V
µA
µs
µs
V
µA
A
°C
K
MHz
ns
ns
ns
ns
Enable Lag Time (falling edge of CLK to rising edge ofCS) t_lag
Data Setup Time (required time SI to falling of CLK)
t_SU
Data Hold Time (falling edge of CLK to SI)
t_H
Disable Time @ C_L = 50 pF²
t_DIS
Transfer Delay Time³
t_dt
(CS high time between two accesses)
Data Valid Time
C_L = 50 pF² t_valid
C_L = 100 pF²
C_L = 220 pF²
250 ---
20 --
20 --
--
--
tbd --
--
ns
--
ns
--
ns
150 ns
--
ns
--
tbd
ns
--
tbd
--
tbd
2 _{This parameter is not subject to production test}
3 _{This time is necessary between two write accesses. To get the correct diagnostic information, the transfer delay}
time has to be extended to the maximum fault delay time t_d(fault)max = 200µs.
V1.1
Page 6
12. Oct. 2003