SDA6000 Datasheet, PDF (374/380 Pages) Infineon Technologies AG – Teletext Decoder with Embedded 16-bit Controller

SDA 6000
Electrical Characteristics
Table 14-3 DC Characteristics (cont’d)
Parameter
Symbol Limit Values Unit Test Condition
min. max.
Duty Cycle
–
45 55 % –
High time
t_H
50 –
ns –
Pin capacitance (XTAL1) C_I
–
3.5 pF –
CVBS-Input: CVBS1A (ADC_DIFF = 0; differential CVBS Input)
Pin capacitance
Input impedance
Ext. coupling capacitance
Source impedance
C_P
–
Z_P
–
C_CPL1,2 10
–
–
–
pF –
–
1/MΩ –
100 nF –
< 500 Ω –
Overall CVBS amplitude
V_CVBS 0.75 1.3 V
–
CVBS sync amplitude
V_SYNC 0.18 0.6 V
–
TXT data amplitude
V_DATA 0.3
0.7
V
–
De-coupling Capacitors to C_{Dec_CPL} –
–
nF –
V_DDA at Pins CVBSi
CVBS-Input: CVBS1A (ADC_DIFF = 1; non-differential CVBS Input)
Pin capacitance
C_P
–
Input impedance
Z_P
–
Ext. coupling capacitance C_CPL1 10
Source impedance
–
–
pF –
–
1/MΩ –
100 nF –
< 500 Ω –
Overall CVBS amplitude
V_CVBS 0.75 1.3 V
–
CVBS sync amplitude
V_SYNC 0.18 0.6 V
–
TXT data amplitude
V_DATA 0.3
0.7
V
–
De-coupling Capacitors to C_{Dec_CPL} –
–
nF –
V_DDA at Pins CVBSi
CVBS-Input: CVBS2
Pin capacitance
C_P
–
–
pF –
Input impedance
Z_P
–
–
1/MΩ –
Ext. coupling capacitance C_CPL
10
100 nF –
Source impedance
–
–
< 500 Ω –
Overall CVBS amplitude
CVBS sync amplitude
V_CVBS 0.75 1.3 V
–
V_SYNC 0.18 0.6 V
–
Users Manual
14 - 5
2000-06-15