TDA7561
DB3
D7
D6
D5
D4
D3
D2
D1
D0
Stand-by status (= IB1 - D4)
Diagnostic status (= IB1 - D6)
X
Channel RFTurn-on diagnostic (D4 = 0)
Permanent diagnostic (D4 = 1)
Channel RFNormal load (D3 = 0)
Short load (D3 = 1)
Channel RF
Turn-on diag.: No open load (D2 = 0)
Open load detection (D2 = 1)
Permanent diag.: No output offset (D2 = 0)
Output offset detection (D2 = 1)
Channel RFNo short to Vcc (D1 = 0)
Short to Vcc (D1 = 1)
Channel RFNo short to GND (D1 = 0)
Short to GND (D1 = 1)
DB4
D7
D6
D5
D4
D3
D2
D1
D0
X
X
X
Channel RR
Turn-on diagnostic (D4 = 0)
Permanent diagnostic (D4 = 1)
Channel RR
Normal load (D3 = 0)
Short load (D3 = 1)
Channel RR
Turn-on diag.: No open load (D2 = 0)
Open load detection (D2 = 1)
Permanent diag.: No output offset (D2 = 0)
Output offset detection (D2 = 1)
Channel RRNo short to Vcc (D1 = 0)Short to Vcc (D1 = 1)
Channel RRNo short to GND (D1 = 0)Short to GND (D1 = 1)
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