TDA5251 Infineon Technologies, TDA5251 Datasheet - Page 79

• Manufacturer Part Number: TDA5251
• Description: TXRX FSK/ASK SGL LP TSSOP-38
• Manufacturer: Infineon Technologies
• Type: Transceiverr

Specifications of TDA5251

• Package / Case: 38-TSSOP
• Frequency: 315MHz
• Data Rate - Maximum: 64kbps
• Modulation Or Protocol: ASK, FSK
• Applications: RKE, Remote Control Systems
• Power - Output: 13dBm
• Sensitivity: -109dBm
• Voltage - Supply: 2.1 V ~ 5.5 V
• Current - Receiving: 9.3mA
• Current - Transmitting: 14mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Operating Frequency: 0.35 MHz
• Operating Supply Voltage: 2.5 V, 3.3 V, 5 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Product Depth (mm): 4.4mm
• Product Length (mm): 9.7mm
• Operating Supply Voltage (min): 2.1V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Compliant
• Other names: SP000014554; TDA5251; TDA5251INTR; TDA5251XT

Table 4-5
Bus Interface Characteristics
Data Sheet
10 LOW level output voltage at
11
12 Bus free time between STOP
13 Hold time (repeated) START
#
1
2
3
4
5
6
7
9 Pulse width of spikes which
TX operation, int. controlled
must be suppressed by the
t rise (0.1*Vdd to 0.9*Vdd)
t fall (0.9*Vdd to 0.1*Vdd)
High-level Input Voltage
Low-level Input Voltage
and START condition
SLC clock frequency
Output High Voltage
Output Low Voltage
Data rate RX ASK
Data rate TX ASK
Data rate RX FSK
Data rate TX FSK
CLKDIV Pin 26
Digital Inputs
RXTX Pin 5
Parameter
input filter
condition.
BusData
Digital Characteristics with T
Symbol
f
f
t
f
f
HO.STA
TX.ASK
RX.ASK
RX.FSK
TX.FSK
V OH
V OL
V OL
t
f
V
V IH
V IL
t
SLC
BUF
SP
t r
t f
OL
V
min
0.2
1.3
0.6
Limit Values
dd
0
0
0
A
-
= 25 °C, V
79
Vdd-
1.15
typ max
0.4
0.4
0.4
10
10
10
10
35
30
400
V
0.2
0.4
50
dd
Vdd
kBaud
kBaud
kBaud
kBaud
= 2.1 ... 5.5 V
Unit
kHz
ns
ns
ns
µs
µs
V
V
V
V
V
V
V
After this period, the
generated, only I
first clock pulse is
Test Conditions
Manch.@+9dBm
Manch.@+9dBm
3mA sink current
PRBS9, Manch.
PRBS9, Manch.
only I
I
@30kHz dev.
@30kHz dev.
Isink=800uA
source
I
Isink=3mA
sink
@Vdd=3V
@Vdd=3V
load 10pF
load 10pF
PRBS9,
PRBS9,
V
V
V
V
dd
dd
dd
dd
=400uA
2
=350uA
C mode
=5V
=5V
=5V
=5V
TDA5251 F1
Version 1.1
Reference
2
2007-02-26
C
X
X
X
X
X
X
X
X
X
X
X
X
L Item
1
1