TH7108EFC Melexis Inc, TH7108EFC Datasheet - Page 8

• Manufacturer Part Number: TH7108EFC
• Description: IC XMITTER 868/915MHZ 16-SSOP
• Manufacturer: Melexis Inc

Specifications of TH7108EFC

• Rohs Status: RoHS non-compliant
• Frequency: 850MHz ~ 920MHz
• Applications: Alarm and Security Systems, RKE
• Modulation Or Protocol: ASK, FM, FSK
• Data Rate - Maximum: 40 kbps
• Power - Output: -15dBm ~ 1dBm
• Current - Transmitting: 6.2mA ~ 12.5mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2.2 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-SSOP
• Features: -
• Memory Size: -
• Other names: TH7108; TH7108EFF

4.4 DC Characteristics
all parameters under normal operating conditions, unless otherwise stated;
typical values at T
4.5 AC Characteristics
all parameters under normal operating conditions, unless otherwise stated;
typical values at T
ENCK = 1, ENTX = 1, RPS = 56 k , f
4.6 Output Power Selection
typical values at T
ENCK = 1, ENTX = 1, f
3901007108
Rev. 008
Standby current
Clock only current
Operating current
Input current
Pull down current
Pull up current
MOS switch On resistance
Output power
Reference spurs
Clock spurs
Harmonic content
Spurious output signal
Phase noise
VCO gain
Charge pump current
Clock voltage swing
Start-up time
P
RPS / k
P
harm
I
V
cc
o
PS
/ dBm
/ mA
/ dBm
/ V
Parameter
Parameter
A
A
A
= 23 °C and V
= 23 °C and V
= 23 °C and V
12.5
-40
1
c
68
2
= 868.3 MHz, test circuit shown in Fig. 2
Symbol
Symbol
V
P
K
R
CKOUT
I
I
P
P
P
PN
I
I
I
I
SBY
CLK
I
P
t
harm
VCO
CC
CC
PD
PS
CC
CP
CC
IN
on
ON
ref
clk
off
o
= 3 V
= 3 V;
= 3 V:
c
1.1
9.5
56
-2
-40
= 868.3 MHz, test circuit shown in Fig. 2
ENCK=0, ENTX=0
ENCK=1, ENTX=0
ENCK=x, ENTX=1,
RPS=56k
DATA=x, ENCK=0,
ENTX=0
ENCK=1, ENTX=1
ENCK=1, ENTX=1
DATA=0, ENTX=1
@ f
@ f
@ 2f
V
@ f
C
from ”all OFF” to any
other mode
PS
load
c
c
c
c
= 5pF
0.1V
, 3f
200kHz
Condition
Condition
f
f
ref
clk
c
Page 8 of 14
, 4f
0.9
8.5
47
-5
-40
c
0.7
7.8
39
Min
Min
-8
-45
0.7
14
10
-1
7
3
FSK/FM/ASK Transmitter
0.05
Typ
Typ
300
0.9
9.5
-44
-44
-40
-60
-82
1.0
20
25
260
-2
8
2
-10
0.5
7.0
27
-45
TH7108
Max
Max
868/915MHz
-78
0.1
1.6
1.2
14
30
24
80
1
Data Sheet
0.3
6.2
-15
dBc/Hz
MHz/V
15
-50
May/03
dBm
dBm
dBm
dBm
dBm
Unit
Unit
mA
mA
V
ms
µA
µA
µA
µA
µA
pp