TDA7564B Datasheet, PDF (27/34 Pages) STMicroelectronics – 4 x 50W multifunction quad power amplifier with built-in diagnostics features

TDA7564B
Software specifications
Table 10. DB3
Bit
Instruction decoding bit
D7 Stand-by status (= IB2 - D4)
D6 Diagnostic status (= IB1 - D6)
Channel RF
Channel RF
Current detection IB2 (D7) = 0
Current detection IB2 (D7) = 1
D5
Output peak current < 250 mA - Open load (D5 = 1) Output peak current < 250 mA - Open load (D5 = 1)
Output peak current > 500 mA - Normal load (D5 = 0) Output peak current > 500 mA - Normal load (D5 = 0)
Channel RF
D4 Turn-on diagnostic (D4 = 0)
Permanent diagnostic (D4 = 1)
Channel RF
D3 Normal load (D3 = 0)
Short load (D3 = 1)
Channel RF
Turn-on diag.: No open load (D2 = 0)
D2 Open load detection (D2 = 1)
Permanent diag.: No output offset (D2 = 0)
Output offset detection (D2 = 1)
Channel RF
D1 No short to Vcc (D1 = 0)
Short to Vcc (D1 = 1)
Channel RF
D0 No short to GND (D1 = 0)
Short to GND (D1 = 1)
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