Datasheet > TDA8751T

TDA8751T

更新时间： 2024-02-24 19:38:25

品牌	Logo	应用领域
恩智浦 - NXP		/
页数	文件大小	规格书
24页	135K
描述
QPSK receiver

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技术参数
数据手册

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TDA8751T 技术参数

生命周期：	Obsolete	Reach Compliance Code：	compliant
风险等级：	5.84

TDA8751T 数据手册

Philips Semiconductors

Product speciﬁcation

QPSK receiver

TDA8051

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

1.3

MAX.

UNIT

V_o(DC)

R_o

DC output level

−

output resistance

Ω

Quadrature demodulator: R_s= 75 Ω/R_i= 20 kΩ unless otherwise speciﬁed

V_I(DC)

V_i

DC input level

internally set

−

input level

−20

−

+10

130

−

dBmV

MHz

Ω

f_i

input carrier frequency

input resistance

input capacitance

input Return Loss

−

R_i

2.5

−12

C_i

−

RL_I

V_o(I-Q)

−

output level on pin I_OUT1 or

Q_OUT1

−

dBmV

B_o(I-Q)

C/N

output 3 dB bandwidth

LO = 200 MHz;

RF = 100 to 130 MHz

−

MHz

carrier to noise ratio at

500 kHz on pin at I_OUT1 or

Q_OUT1

V_I= −20 dBmV;

−

dBc/Hz

dBmV

V_{o(I and Q)}= 22 dBmV

V_I= 10 dBmV;

V_{o(I and Q)}= 22 dBmV

−

V_leak(LO)

V_AGC(r)

LO leakage on pin

DEMOD_IN

f_LO= 140 to 260 MHz;

f_LO/2= 70 to 130 MHz

−

−15

−

AGC range

f_LO= 200 MHz;

−

f_RF= 100.25 MHz at

−20 to +10 dBmV;

f_BF= 250 kHz at 22 dBmV

V_AGC(s)

AGC slope maximum

f_LO= 200 MHz;

−

dB/V

f_RF= 100.25 MHz at

−20 to +10 dBmV;

f_BF= 250 kHz at 22 dBmV

V_AGC

G_max

gain control voltage at

AGC_IN

10% V_CCA

−

90% V_CCA

max. conversion gain

f_LO= 260 MHz;

−

f_RF= 130.25 MHz at

−20 dBmV; V_AGC= 4.5 V

G_min

min. conversion gain

f_LO= 140 MHz;

f_RF= 70.25 MHz at

10 dBmV V_AGC= 0.5 V

−

∆Φ_I-Q

phase error between I and Q f_LO= 140 to 260 MHz;

±3

−

deg

channels

f_RF= 70.25 to 130.25 MHz;

f_BF= 250 kHz at 22 dBmV

over speciﬁed input range

∆G_I-Q

gain error between I and Q

channels

f_LO= 140 to 260 MHz;

−

±1

−

f_RF= 70.25 to 130.25 MHz;

f_BF= 250 kHz at 22 dBmV

over specified input range

1999 Aug 20

1...4 5 678 9 10...24

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