SC16C652B datasheet(29/44 Pages) PHILIPS

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Philips Semiconductors

SC16C652B

Dual UART with 32-byte FIFOs and IrDA encoder/decoder

Product data

Rev. 03 — 10 December 2004

29 of 44

9397 750 14452

Static characteristics

[1]

Except x2, VOL = 1 V typical.

Table 28:

DC electrical characteristics

Tamb = −40 °C to +85 °C; VCC = 2.5 V, 3.3 V or 5.0 V ±10%, unless otherwise speciﬁed.

Symbol

Parameter

Conditions

2.5 V

3.3 V

5.0 V

Unit

Min

Max

Min

Max

Min

Max

VIL(CK)

LOW-level clock input voltage

−0.3

0.45

−0.3

0.6

−0.5

0.6

VIH(CK)

HIGH-level clock input voltage

1.8

VCC

2.4

VCC

3.0

VCC

VIL

LOW-level input voltage

(except X1 clock)

−0.3

0.65

−0.3

0.8

−0.5

0.8

VIH

HIGH-level input voltage

(except X1 clock)

1.6

2.0

2.2

VOL

LOW-level output voltage

on all outputs[1]

IOL =5mA

(databus)

-----0.4

IOL =4mA

(other outputs)

---0.4

--V

IOL =2mA

(databus)

-0.4

----V

IOL = 1.6 mA

(other outputs)

-0.4

----V

VOH

HIGH-level output voltage

IOH = −5mA

(databus)

----2.4

-V

IOH = −1mA

(other outputs)

--2.0

---V

IOH = −800 µA

(data bus)

1.85

-----V

IOH = −400 µA

(other outputs)

1.85

-----V

ILIL

LOW-level input leakage

current

±10

µA

ICL

clock leakage

±30

µA

ICC

supply current

f = 5 MHz

3.5

4.5

input capacitance

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