MAX3397EELA 查看數據表（PDF） - Maxim Integrated

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MAX3397EELA

Dual Bidirectional Low-Level Translator in µDFN

Maxim Integrated 

Dual Bidirectional Low-Level

Translator in µDFN

ELECTRICAL CHARACTERISTICS (continued)

(VCC = +1.65V to +5.5V, VL = +1.2V to 5.5V, I/O VL_, and I/O VCC_ are unconnected, TA = TMIN to TMAX, unless otherwise noted. Typical

values are at VCC = +3.3V, VL = +1.8V, TA = +25°C.) (Notes 1, 2)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP MAX UNITS

I/O VCC_ Output-Voltage High

VOHC

I/O VCC_ source current = 20µA,

I/O VL _ > VL - 0.2V

0.67 x

VCC

V

I/O VCC_ Output-Voltage Low

VOLC

I/O VCC_ sink current = 1mA,

I/O VL_ < 0.15V

0.4

V

EN Input-Voltage High

VIH-EN

VL -

0.2

V

EN Input-Voltage Low

VIL-EN

RISE/FALL-TIME ACCELERATOR STAGE

0.15

V

Transition-Detect Threshold

Accelerator Pulse Duration

I/O VL_ Output-Accelerator

Source Impedance

I/O VCC_ Output-Accelerator

Source Impedance

I/O VCC side

I/O VL side

VL = 1.2V, VCC = 1.65V

VL = 1.2V, VCC = 1.65V

VL = 5V, VCC = 5V

VL = 1.2V, VCC = 1.65V

VL = 5V, VCC = 5V

0.8

V

0.8

27

ns

40

Ω

9

30

Ω

12

TIMING CHARACTERISTICS

(VCC = +1.65V to +5.5V, VL = +1.2V to +5.5V, RLOAD = 1MΩ, CLOAD = 15pF, driver output impedance ≤ 50Ω, I/O test signal of

Figure 1, TA = TMIN to TMAX, unless otherwise noted. Typical values are at VCC = +3.3V, VL = +1.8V, TA = +25°C.) (Notes 1, 2)

PARAMETER

+1.2V ≤ VL ≤ VCC ≤ +5.5V

I/O VCC_ Rise Time

SYMBOL

CONDITIONS

tRVCC

Push-pull driving (Figure 1a)

Open-drain driving (Figure 1c)

MIN TYP MAX UNITS

7

25

ns

170 400

I/O VCC_ Fall Time

I/O VL_ Rise Time

I/O VL_ Fall Time

Propagation Delay

Channel-to-Channel Skew

Maximum Data Rate

tFVCC

Push-pull driving (Figure 1a)

Open-drain driving (Figure 1c)

Push-pull driving (Figure 1b)

tRVL

Open-drain driving (Figure 1d)

Push-pull driving (Figure 1b)

tFVL

Open-drain driving (Figure 1d)

tPD-VL-VCC Driving I/O VL_

Push-pull driving (Figure 1a)

Open-drain driving (Figure 1c)

Push-pull driving (Figure 1b)

tPD-VCC-VL Driving I/O VCC_ Open-drain driving (Figure 1d)

tSKEW

Each translator Push-pull driving

equally loaded Open-drain driving

Push-pull driving

8

Open-drain driving

500

6

37

ns

6

37

8

30

ns

180 400

3

30

ns

3

30

5

30

170 800

ns

4

30

190 1000

20

ns

50

Mbps

kbps

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