TLC7226C, TLC7226I, TLC7226M

QUADRUPLE 8BIT DIGITALTOANALOG CONVERTERS

SLAS060E − JANUARY 1995 − REVISED JANUARY 2003

4

POST OFFICE BOX 655303

recommended operating conditions

MIN

MAX

UNIT

Supply voltage, VDD

11.4

16.5

V

Supply voltage, VSS

− 5.5

0

V

High-level input voltage, VIH

2

V

Low-level input voltage, VIL

0.8

V

Reference voltage, Vref

0

VDD −4

V

Load resistance, RL

2

k

Ω

Setup time, address valid before WR

↓, tsu(AW) (see Figure 1)

VDD = 11.4 V to 16.5 V

*0

ns

Setup time, data valid before WR

↑, tsu(DW) (see Figure 1)

VDD = 11.4 V to 16.5 V

*45

ns

Hold time, address valid after WR

↑, th(AW) (see Figure 1)

VDD = 11.4 V to 16.5 V

*0

ns

Hold time, data valid after WR

↑, th(DW) (see Figure 1)

VDD = 11.4 V to 16.5 V

*10

ns

Pulse duration, WR low, tw (see Figure 1)

VDD = 11.4 V to 16.5 V

*50

ns

C suffix

0

70

Operating free-air temperature, TA

I suffix

−25

85

°C

Operating free-air temperature, TA

M suffix

−55

125

C

* This parameter is not tested for M suffix devices.

electrical characteristics over recommended operating free-air temperature range

dual power supply over recommended power supply and reference voltage ranges, AGND = DGND = 0 V

(unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

II

Input current, digital

VI = 0 V or VDD

±1

µA

I(DD)

Supply current

VI = 0.8 V or 2.4 V,

VSS = − 5 V,

VDD = 16.5 V,

No load

6

16

mA

I(SS)

Supply current

VI = 0.8 V or 2.4 V, No load

4

10

mA

ri(ref)

Reference input resistance

2

4

k

Ω

Power supply sensitivity

∆VDD = ±5%

0.01

%/%

All 0s loaded

C and I suffix

65

REF input

All 0s loaded

M suffix

*30

Ci

Input capacitance

REF input

All 1s loaded

*300

pF

Ci

Input capacitance

Digital inputs

C and I suffix

8

pF

Digital inputs

M suffix

*12

* This parameter is not tested for M suffix devices.