Datasheet > THS1215_15

THS1215_15

更新时间： 2022-10-12 16:36:21

品牌	Logo	应用领域
德州仪器 - TI		/
页数	文件大小	规格书
22页	760K
描述
3.3-V, 12-BIT, 15 MSPS, LOW-POWER ANALOG-TO-DIGITAL

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THS1215_15 数据手册

Not Recommended For New Designs

THS1215

www.ti.com

SLAS292A–MARCH 2001–REVISED MARCH 2004

ELECTRICAL CHARACTERISTICS

over recommended operating conditions (AV_DD= DV_DD= 3.3 V, f_s= 15 MHz/50% duty cycle, MODE = 1, 1-V input span,

internal reference, T_minto T_max) (unless otherwise noted)

DIGITAL INPUTS AND OUTPUTS (all supplies = 3.3 V)

PARAMETER

TEST CONDITION

MIN

TYP

MAX UNIT

DIGITAL INPUTS

All other inputs

CLK

0.8 × DV_DD

0.8 × AV_DD

V_IH

V_IL

High level input voltage

Low level input voltage

All other inputs

CLK

0.2 × DV_DD

0.2 × AV_DD

I_IH

I_IL

C_i

High level input current

Low level input current

Input capacitance

µA

–1

DIGITAL OUTPUTS

V_OH

V_OL

High level output voltage

Low level output voltage

I_load= 50 µA

DV_DD–0.4

I_load= –50 µA

0.4

High impedance output current

Rise/fall time

±1

µA

t_r/t_f

C_L= 10 pF

4.5

ANALOG INPUTS

C_i

Switched input capacitance

µA

t_d(ap)

Aperture delay time

Aperture uncertainty (jitter)

DC leakage current (input = ±FS)

POWER SUPPLY (CLK = 15 MHz)

XV_DD

I_DD

Supply voltage (all supplies)

Supply current active - total

Supply current active - analog

Supply current active - digital

Standby supply current

3.3

3.6

53.5

µA

µs

I_(analog)

I_(digital)

I_I(standby)

CLK = 0 MHz

1 µF bypass⁽¹⁾

10 µF bypass⁽¹⁾

1 µF bypass⁽²⁾

770

6.2

t_(PU)

Power-up time for references from standby

Power-up time for valid ADC conversion

t_(PUconv)

820

Clock = 15 MHz,

AIN+ and AIN– at Common

Mode or 1.65 V dc

148

167

177

P_D

Power dissipation

Clock = 15 MHz,

fin = 3.58 MHz at –1 dBFS

P_D(STBY)

PSRR

Standby power dissipation

Power supply rejection ratio

CLK = 0 MHz

µW

±0.1

%FS

(1) Time for reference to recover to 1% of its final voltage level.

(2) Time for ADC conversions to be accurate to within 0.1% of fullscale.

1 2 3 456 7 8...22

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