TDA7564 Datasheet, PDF (17/20 Pages) STMicroelectronics – MULTIFUNCTION QUAD POWER AMPLIFIER WITH BUILT-IN DIAGNOSTICS FEATURES

DB3
D7
D6
D5
D4
D3
D2
D1
D0
Stand-by status (= IB1 - D4)
Diagnostic status (= IB1 - D6)
Channel RF
current detection
Output peak current < 250mA - Open load (D5 = 1)
Output peak current > 500mA - Open load (D5 = 0)
Channel RF
Turn-on diagnostic (D4 = 0)
Permanent diagnostic (D4 = 1)
Channel RF
Normal 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 RF
No short to Vcc (D1 = 0)
Short to Vcc (D1 = 1)
Channel RF
No short to GND (D1 = 0)
Short to GND (D1 = 1)
DB4
D7
D6
D5
D4
D3
D2
D1
D0
X
X
Channel RR
current detection
Output peak current < 250mA - Open load (D5 = 1)
Output peak current > 500mA - Open load (D5 = 0)
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 RR
No short to Vcc (D1 = 0)
Short to Vcc (D1 = 1)
Channel RR
No short to GND (D1 = 0)
Short to GND (D1 = 1)
TDA7564
17/20