PCA84C922 Datasheet, PDF (28/36 Pages) NXP Semiconductors – Microcontrollers for universal infrared remote transmitter applications

Philips Semiconductors
Microcontrollers for universal infrared
remote transmitter applications
Product specification
PCA84C922; PCA84C923
16 AC CHARACTERISTICS
SYMBOL
PARAMETER
f_xtal
crystal oscillator frequency
Transconductance
g_mL
option LOW
g_mM
option MEDIUM
g_mH
option HIGH
Rf
feedback resistor
CONDITIONS
V_DD = 2.5 to 5.5 V
V_DD = 2 to 5.5 V
V_DD = 5 V
V_DD = 5 V
V_DD = 5 V
MIN.
1
1
TYP.
−
−
MAX.
6
4.5
UNIT
MHz
MHz
0.3
0.7
1.4
mS
0.9
1.6
3.2
mS
3
4.5
9.0
mS
0.3
1
3
MΩ
1997 Oct 22
28