83C055 Philips Semiconductors, 83C055 Datasheet - Page 36

• Manufacturer Part Number: 83C055
• Description: Microcontrollers for TV and video MTV
• Manufacturer: Philips Semiconductors

Philips Semiconductors
20 AC CHARACTERISTICS
V
Notes
1. The 83C055 is tested at its maximum XTAL frequency, but not at any other (lower) rate.
2. These parameters apply only when an external clock signal is used.
3. These parameters assume equal loading at C
1996 Mar 22
1/t
t
t
t
t
1/t
DD
CHCX
CLCX
CLCH
CHCL
t
t
t
Microcontrollers for TV and video (MTV)
VCOH
VCOH1
VCOL1
CLCL
VCLCL
specified but not tested.
= 5 V 10%; T
SYMBOL
t
VCOL
t
t
VCOL2
VCOH2
amb
XTAL frequency
XTAL1 clock HIGH time
XTAL1 clock LOW time
XTAL1 clock rise time
XTAL1 clock fall time
VCLK frequency
Rise versus fall time skew on any one of
VID2 to VID0, VCTRL and BF
Rise time skew between any two of
VID2 to VID0, VCTRL and BF
Fall time skew between any two of
VID2 to VID0, VCTRL and BF
= 0 to +70 C; all voltages with respect to V
PARAMETER
L
= 100 pF, for all the referenced outputs. These parameters are
36
SS
; unless otherwise specified.
note 1
note 2
note 3
CONDITIONS
6
20
20
5
5
MIN.
83C145; 83C845
83C055; 87C055
TYP.
Product specification
12
20
20
8
40
30
30
MAX.
MHz
ns
ns
ns
ns
MHz
ns
ns
ns
UNIT