U3741BM-P2FL Atmel, U3741BM-P2FL Datasheet - Page 29

• Manufacturer Part Number: U3741BM-P2FL
• Description: IC RECEIVER PLL 300KHZ 20-SOIC
• Manufacturer: Atmel

Specifications of U3741BM-P2FL

• Frequency: 300MHz ~ 450MHz
• Sensitivity: -109dBm
• Data Rate - Maximum: 10 kBaud
• Modulation Or Protocol: ASK, FSK
• Applications: RKE, Remote Control Systems
• Current - Receiving: 8.2mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 20-SOIC (0.300", 7.50mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -
• Memory Size: -

Electrical Characteristics (Continued)
All parameters refer to GND, T
(V
4662B–RKE–10/04
Parameters
Reduced sensitivity variation for
different values of R
Threshold voltage for reset
Digital Ports
Data output
- Saturation voltage LOW
- Internal pull-up resistor
- Maximum time constant
- Maximum capacitive load
POUT output
- Saturation voltage LOW
- Saturation voltage HIGH
FSK/ASK input
- Low-level input voltage
- High-level input voltage
ENABLE input
- Low-level input voltage
- High-level input voltage
MODE input
- Low-level input voltage
- High-level input voltage
TEST input
- Low-level input voltage
S
= 5 V, T
amb
= 25°C)
Sense
amb
= -40°C to +105°C, V
Test Conditions
Values relative to
R
R
R
R
R
R
R
P
I
t = C
without ext. pull-up resistor
R
I
I
FSK selected
ASK selected
Idle mode
Active mode
Division factor = 10
Division factor = 14
Test input must always be set to LOW
ol
POUT
POUT
Red
Sense
Sense
Sense
Sense
Sense
Sense
Sense
ext
= 1 mA
= 5 k
L
= P
= 1 mA
= -1 mA
= 56 k
= 56 k
= 68 k
= 82 k
= 100 k
= 120 k
= 150 k
(R
Ref_Red
pup
//R
S
Ext
+ P
= 4.5 V to 5.5 V, f
)
Red
0
= 433.92 MHz and f
V
Symbol
ThRESET
R
V
P
V
V
V
V
V
C
C
V
V
V
V
Pup
Oh
OI
Ol
Red
Ih
Ih
Ih
Il
Il
Il
Il
L
L
V
0.8
0.8
0.8
0
S
= 315 MHz, unless otherwise specified.
Min.
1.95
- 0.3 V
39
V
V
V
S
S
S
V
S
-11.0
-13.5
Typ.
0.08
0.08
- 0.14V
-3.5
-6.0
-9.0
2.8
50
0
U3741BM
0.2
0.2
0.2
0.2
Max.
3.75
540
0.3
2.5
0.3
61
41
V
V
V
V
S
S
S
S
Unit
dB
dB
dB
dB
dB
dB
k
pF
pF
µs
V
V
V
V
V
V
V
V
V
V
V
29