ZSSC3008 Datasheet, PDF (10/47 Pages) List of Unclassifed Manufacturers – Sensor Signal Conditioner with Diagnostics

ZSSC3008
Sensor Signal Conditioner with Diagnostics
Table 1.7 Parameters for Analog Output (DAC and Buffer)
Parameter
Max. Output Current
Resolution
Absolute Error
Differential Nonlinearity *
Upper Output Voltage Limit
Lower Output Voltage Limit
Output Short Circuit
Protection Limit
Analog Output Noise
Peak-to-Peak
Symbol
I_OUT
Res
E_ABS
DNL
V_OUT
V_OUT
I_SC
V_NOISE,PP
Min.
2.2
-0.9
95%
3
Typ.
Max.
12
± 0.25
±5
+3.0
16.5mV
40
5
±1LSB
Unit Conditions
mA Max. current maintaining accuracy
Bit
% V_DD
mV
Referenced to V_DD
DAC input to output ratiometric mode
DAC input to output 0-1V mode
LSB_12Bit No missing codes
V_DD R_L = 5 k
mV With 5k pull down, 0-1V output
Depends on operating conditions.
mA ^{Short circuit protection must be}
enabled via Diag_cfg (EEPROM
word [102:100]). See section 2.4.2.
mV Shorted input
Table 1.8 Diagnostics
Parameter
Symbol Min. Typ.
Max.
Unit Conditions
Upper diagnostic output level
V_DIA,H 97.5%
V_DD Ratiometric analog output mode
Lower diagnostic output level
V_DIA,L
Min. load resistor for power loss R_{L,OUT_PS} 5
2.5%
V_DD Ratiometric analog output mode
k
Pull-up or pull-down ¹ in Analog Output
Mode
1) _{When using a pull-down resistor as load resistor, the power loss detection diagnostic for loss of VSS cannot be assured at RL=5k;}
RL=10k is recommended for this configuration.
Table 1.9 Parameters for ZACwire™ Serial Interface
Parameter
ZACwire^™ Line Resistance ^*
ZACwire^™ Load Capacitance ^*
Symbol
R_ZAC,load
C_ZAC,load
Min.
0
Typ.
1
Max.
3.9
15
Voltage Level Low ^*
Voltage Level High ^*
V_ZAC,low
0
0.2
V_ZAC,low 0.8
1
Unit
kΩ
nF
V_DD
V_DD
Conditions
The rise time must be T_ZAC,rise =
2  R_ZAC,load  C_ZACload  5µs . If using
a pull-up resistor instead of a line
resistor, it must meet this specification.
The absolute maximum for C_ZACload is
15nF.
Data Sheet
June 14, 2011
© 2011 Zentrum Mikroelektronik Dresden AG — Rev. 1.11
All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without
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