PCF8536AT datasheet(32/54 Pages) NXP

32 / 54 page

PCA85233

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Product data sheet

Rev. 5 — 12 November 2018

32 of 54

NXP Semiconductors

PCA85233

Automotive 80 × 4 LCD driver for low multiplex rates

[1]

LCD outputs are open-circuit; inputs at VSS or VDD; external clock with 50 % duty factor; I2C-bus inactive.

[2]

The I2C-bus interface of PCA85233 is 5 V tolerant.

[3]

Not tested, design specification only.

[4]

Outputs measured individually and sequentially.

LCD outputs

V

output voltage variation

on pins BP0 to BP3; Cbpl =

35 nF

100

+100

on pins S0 to S79; Csgm = 5

100

+100

output resistance

VLCD = 5 V

on pins BP0 to BP3

[4] -1.5



on pins S0 to S79

[4] -6.0

13.5



Table 20.

Static characteristics …continued

VDD = 1.8 V to 5.5 V; VSS = 0 V; VLCD = 2.5 V to 8.0 V; Tamb = 40 C to +105 C; unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Conditions: VDD = 5.5 V; VLCD =8V; Tamb =27 C; all RAM filled with 0.

(1) IDD(LCD).

(2) IDD.

Fig 21. Current consumption with respect to external clock frequency

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