SC16IS752 Datasheet, PDF (48/59 Pages) NXP Semiconductors – Dual UART with I2C-bus/SPI interface, 64 bytes of transmit and receive FIFOs, IrDA SIR built-in support

NXP Semiconductors
SC16IS752/SC16IS762
Dual UART with I²C-bus/SPI interface, 64-byte FIFOs, IrDA SIR
Table 38. f_XTAL dynamic characteristics
V_DD = 2.5 V ± 0.2 V, T_amb = −40 °C to +85 °C; or V_DD = 3.3 V ± 0.3 V, T_amb = −40 °C to +95 °C.
Symbol Parameter
Conditions
V_DD = 2.5 V
Min
Max
t_w1
clock pulse duration
HIGH level
10
-
t_w2
f_XTAL
clock pulse duration
oscillator/clock frequency
LOW level
10
-
[1][2]
-
48
[1] Applies to external clock, crystal oscillator max. 24 MHz.
[2] f _XTAL = _t--_w-¹---₃-
V_DD = 3.3 V
Min
Max
6
-
6
-
-
80
Unit
ns
ns
MHz
EXTERNAL
CLOCK
t_w2
t_w1
t_w3
Fig 29. External clock timing
002aac020
SC16IS752_SC16IS762_7
Product data sheet
Rev. 07 — 19 May 2008
© NXP B.V. 2008. All rights reserved.
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