ATA5423 ATMEL Corporation, ATA5423 Datasheet - Page 81

• Manufacturer Part Number: ATA5423
• Manufacturer: ATMEL Corporation

12. Electrical Characteristics: General (Continued)
All parameters refer to GND and are valid for T
and V
about current consumption, timing and digital pin properties can be found in the specific sections of the “Electrical Characteristics”.
4841A–RKE–02/05
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Note:
No. Parameters
7.1
7.2
7.4
7.5
7
VS2
Microcontroller Interface
Voltage range for
microcontroller interface
CLK output rise and fall
time
Current consumption of
the microcontroller
interface
Internal equivalent
capacitance
= V
1. Pin numbers in brackets mean they were measured with RF_IN matched to 50
VAUX
component values according to
with component values according to
= 5.0 V (base
–
station application). Typical values are given at f
Test Conditions
I
disabled and all
interface pins are in
stable condition and
unloaded
f
C
C
on pin CLK
2.4 V V
20% to 80% V
CLK enabled
V
CLK disabled
V
V
C
on pin CLK
(All interface pins,
except pin CLK, are in
stable condition and
unloaded)
Used for current
calculation
VSINT
CLK
VSOUT
VSOUT
VSOUT
L
L
L
= 10 pF
= Load capacitance
= Load capacitance
< 4.5 MHz
< 10 µA if CLK is
enabled
enabled
disabled
VSINT
Table 3-2 on page 12
amb
VSINT
= 25°C, V
Table 3-7 on page
5.25 V
VS1
27, 28,
29, 30,
31, 32,
33, 34,
30, 27
Pin
35
30
27
= V
(1)
VS2
and RF_OUT matched to 50
22.
ATA5423/25/28/29 [Preliminary]
= 3.0 V (1
Symbol
I
C
VSINT
t
t
rise
fall
CLK
–
RF
battery application), V
= 433.92 MHz unless otherwise specified. Details
Min.
2.4
I
VSINT
according to
=
--------------------------------------------------------------------------- -
according to
C
Typ.
20
20
CLK
8
VS2
+
= 6.0 V (2-battery application)
< 10 µA
< 10 µA
C
Figure 3-1 on page 11
L
Max.
Figure 3-10 on page 21
5.25
3
30
30
V
VSINT
Unit
pF
ns
ns
f
V
XTO
Type*
with
A
B
B
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