ULV2702

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CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

5 of 6

www.unisonic.com.tw

QW-R105-088.a



ELECTRICAL CHARACTERISTICS (Cont.)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

AMPLIFIER DYNAMIC PERFORMANCE

Unity Gain Bandwidth

UGBW

RL=500kΩ, CL=100pF

5.5

kHz

Slew Rate at Unity Gain

SR

VO(pp)=0.8V, RL=500kΩ, CL=100pF

2.5

V/ms

Phase Margin

φm

RL=500kΩ, CL=100pF

60

°

Gain Margin

Gm

RL=500kΩ, CL=100pF

15

dB

Settling Time

tS

VCC=2.7 or 5V,

V(STEP)PP=1V,

CL=100pF, AV=-1,

RL=100kΩ

0.1%

1.84

ms

VCC=15V,

V(STEP)PP=1V,

CL=100pF, AV=-1,

RL=100kΩ

0.1%

6.1

ms

0.01%

32

ms

Equivalent Input Noise Voltage

Vn

f = 0.1~10Hz

5.3

µVpp

f =100Hz

500

nV Hz

Equivalent Input Noise Current

In

f =100Hz

8

fA Hz

SUPPLY CURRENT

Supply Current (one op-amp and

one Comparator)

ICC

VO=VCC/2

VCC=2.7V or 5V

1.4

µA

VCC=15V

1.4

1.9

µA

Reverse Supply Current

VCC=-18V, VI =0V, VO=Open

50

nA

COMPARATOR DC PERFORMANCE

Input Offset Voltage

VIO

VIC =VCC/2, RS=50Ω

250

5000

µV

Offset Voltage Draft

αVIO

3

µV/°C

Common-Mode Rejection Ratio

CMRR

VIC=0~VCC,

RS=50Ω

VCC=2.7V

55

72

dB

VCC=5V

60

76

dB

VCC=15V

65

88

dB

Large-Signal Differential Voltage

Amplification

AVD

1000

V/mV

Power Supply Rejection Ratio

(∆VCC/∆VIO)

PSRR

VIC=VCC/2V, No

Load

VCC=2.7~5V

75

100

dB

VCC=5~15V

85

105

dB

COMPARATOR OUTPUT CHARACTERISTICS

Differential Input Resistance

ri(d)

300

MΩ

High Level Output Voltage

VOH

VIC=VCC/2, IOH=-50µA, VID=1V

VCC-320

mV

Low Level Output Voltage

VOL

VIC=VCC/2, IOL=50µA, VID=-1V

80

200

mV



SWITCHING CHARACTERISTICS (VCC=2.7, 5V and 15V, TA=25°C, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Propagation Response Time,

Low-to-High-Level Output

t(PLH)

f=10kHz,

VSTEP=100mV,

CL=10pF,

VCC=2.7V

Overdrive=2mV

240

µs

Overdrive=10mV

64

µs

Overdrive=50mV

36

µs

Propagation Response Time, High

-to- Low -Level Output

t(PHL)

Overdrive=2mV

167

µs

Overdrive=10mV

67

µs

Overdrive=50mV

37

µs

Rise Time

tr

CL=10pF, VCC=2.7V

7

µs

Fall Time

tf

CL=10pF, VCC=2.7V

9

µs