ATA5749-EK2 Atmel, ATA5749-EK2 Datasheet - Page 22

• Manufacturer Part Number: ATA5749-EK2
• Description: BOARD EVALUATION TPMS 433MHZ
• Manufacturer: Atmel
• Type: Transmitterr

Specifications of ATA5749-EK2

• Frequency: 433MHz
• For Use With/related Products: ATA5749
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

11. Timing Characteristics (Atmel ATA5749)
V
(pin 9). Parameters where crystal relevant parameters are important correspond to a crystal with C
and R
22
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
1.10
1.11
1.12
1.13
S
No. Parameters
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
= 1.9V to 3.6V, T
M
EN set-up time to rising
edge of SCK
SDIN_TXDIN set-up time
to falling edge of EN
SDIN_TXDIN set-up time
to rising edge of SCK
SDIN_TXDIN hold time
from rising edge of SCK
SCK Cycle time
SCK high time period
SCK low time period
EN low time period with
SDIN_TXDIN = “High” for
register reset
Clock output frequency
(CMOS microcontroller
compatible)
Clock output minimum
“High” and “Low” time
Clock output minimum
“High” and “Low” time
Clock output minimum
“High” and “Low” time
Clock output minimum
“High” and “Low” time
170 unless otherwise specified.
Atmel ATA5749
amb
= –40°C to +125°C. Typical values are given at V
Test Conditions
f
DIV_CNTRL = “High”
(f
DIV_CNTRL = “Low”
(f
Cload
DIV_CNTRL = “Low”
(f
“High” = 0.8
“Low” = 0.2
f
Cload 10pF,
DIV_CNTRL = “High”
(f
“High” = 0.8
“Low” = 0.2
f
Cload
DIV_CNTRL = “Low”
(f
“High” = 0.8
“Low” = 0.2
f
Cload 10pF,
DIV_CNTRL = “High”
(f
“High” = 0.8
“Low” = 0.2
f
XTO
CLK
CLK
CLK
CLK
CLK
CLK
clk
clk
clk
clk
= f
= f
= f
= f
= 13.000MHz
< 1.625MHz
< 3.25MHz
< 1.85MHz
< 3.7MHz
= f
= f
XTO
XTO
XTO
XTO
XTO
XTO
20pF,
20pF,
/ 8)
/ 4)
/ 4)
/ 8)
/ 4)
/ 8)
V
V
V
V
V
V
V
V
S
S
S
S
S
S
S
S
,
,
,
,
,
,
,
,
1, 10
2, 10
2, 10
Pin
2, 3
2, 3
3
3
3
1
1
1
1
1
S
= 3.0V and T
T
T
T
T
T
T
Symbol
SDIN_TXDIN
SCK_Cycle
T
T
T
T
SCK_High
EN_Reset
EN_setup
T
SCK_Low
_setup
T
f
CLKLH
CLKLH
CLKLH
CLKLH
Setup
CLK
Hold
amb
Min.
62.5
62.6
125
500
200
200
125
125
= 25°C. All parameters are referred to GND
10
10
10
10
M
1.625
Typ.
3.25
220
110
180
= 4.0fF, C
90
Max.
0
= 1.5pF, C
MHz
Unit
µs
ns
ns
ns
ns
ns
ns
us
ns
ns
ns
ns
9128G–RKE–03/11
LOAD
= 9pF
Type*
C
C
C
C
C
C
C
C
A
A
A
C
C