MC33219AP 查看數據表（PDF） - Motorola => Freescale

零件编号

产品描述 (功能)

生产厂家

MC33219AP

Voice switched speakerphone

Motorola => Freescale 

MC33219A

Figure 15. Microphone Amplifier Muting

versus Feedback Resistor

100

80

60

40

2.7 V ≤ VCC ≤ 6.5 V

20

0

1.0 k

10 k

100 k 300 k

RF, FEEDBACK RESISTOR (Ω)

Figure 16. VLC Input Current (Pin 19)

0

–2.0

–4.0

–6.0

–8.0

2.7 V ≤ VCC ≤ 6.5 V

–10

– 1.4 –1.2 –1.0 – 0.8 – 0.6 – 0.4 – 0.2

0

VLC VOLTAGE, WITH RESPECT TO VB (V)

Figure 17. Idle

TAI

Input

TAO

Output

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ20ÎÎÎÎÎÎÎÎÎ0mVÎÎÎÎÎÎÎÎÎr1m.0s,sÎÎÎÎÎÎÎÎÎ1.0kÎÎÎÎÎÎÎÎÎHz ÎÎÎÎÎÎÎÎÎ37ÎÎÎÎÎÎÎÎÎmVrmÎÎÎÎÎÎÎÎÎs ÎÎÎÎÎÎÎÎÎ

420 mVrms

30 ms

36 mV

CPT

360 ms

Idle

CT

Tx

100 mV

225 ms Time Constant

170 mV

TLO

Transmit Timing

5.0 mVrms

85 ms

270 mV

120 mV

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

NOTE: Refer to Figure 2 for component values. Timing and output amplitudes shown are nominal, and are for the indicated input signal and

component values. Actual timing and outputs will vary with the application.

10

MOTOROLA ANALOG IC DEVICE DATA

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