MC145402

MOTOROLA

3

0 dBm0 = 1.60 Vrms = 6.30 dBm (600

Ω), TA = 0 to 70°C, MSI = TDE = RCE = 8 kHz, TDC = RDC = 2.048 MHz, CCI = 256 kHz)

Ch

i i

Coder (A/D)

Decoder (D/A)

Ui

Characteristic

Min

Typ

Max

Min

Typ

Max

Unit

Resolution

13

—

13

13

—

13

Bits

Conversion Time

Full Cycle A/D and D/A

Short Cycle A/D

Short Cycle D/A

62.5

46.9

—

—

—

—

10,000

10,000

—

62.5

—

15.6

—

—

—

10,000

—

10,000

µs

Differential Nonlinearity

—

—

± 1

—

—

± 1

LSB

Gain Error

– 0.35

—

+ 0.35

– 0.35

—

+ 0.35

dB

Offset

– 15

—

—

—

+ 15

—

—

– 20

—

—

—

+ 20

LSB

mV

Idle Channel Noise, 3 kHz Low–Pass

—

– 75

—

—

–79

—

dBm0

Signal–to–Noise

3.2 dBm0

(Referenced to 1.02 kHz through

0 dBm0

a fMSI/2 Low–Pass Filter)

– 10 dBm0

– 20 dBm0

– 30 dBm0

– 40 dBm0

– 50 dBm0

—

—

—

—

—

—

—

61

60

57

50

40

30

20

—

—

—

—

—

—

—

—

—

—

—

—

—

—

62

60

59

52

42

32

22

—

—

—

—

—

—

—

dB

0 dBm0 = 1.60 Vrms = 6.30 dBm (600

Ω), TA = 0 to 70°C, MSI = TDE = RCE = 8 kHz, TDC = RDC = 2.048 MHz, CCI = 256 kHz)

Characteristic

Pin

Symbol

Min

Typ

Max

Unit

Input Current

AI

Iin

—

0.01

± 1

µA

AC Input Impedance

AI

Zin

0.5

—

—

M

Ω

Input Capacitance

AI

Cin

—

—

15

pF

Output Voltage Range

AO

Vout

– 3.4

—

3.4

V

Power Supply Rejection Ratio

(100 mV RMS on VDD or VSS, 0 – 50 kHz)

AO, TDD

PSRR

—

40

—

dB

Crosstalk, Ain to Aout and RDD to TDD Referenced to

0 dBm0 @ 1.02 kHz

AO, TDD

—

—

– 90

– 75

dB

Slew Rate

AO

SR

1.5

3

—

V/

µs

Settling Time (Full Scale)

AO

tsettle

—

8

—

µs