ADNK-7633 Avago Technologies US Inc., ADNK-7633 Datasheet - Page 18

• Manufacturer Part Number: ADNK-7633
• Description: A7630 Reference Design Kit
• Manufacturer: Avago Technologies US Inc.
• Type: Transceiver, Bluetooth 2.1+EDRr

Specifications of ADNK-7633

• Frequency: 2.4GHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 14. Power-Up Timing Diagram
18
(Pin-36, V
(Pin-50, Output
(Pin-35, Direct
Internal POR
from DC-DC)
from VBAT)
XTAL_OUT
(Pin-1)
DD_RF
V
REG0
V
DD21
DD3
)
Notes:
1. Point A = Ramp start point of REG0/V
2. Point B = Stable point of REG0/V
3. T
4. T
5. T
6. T
Power On
ramp_VDD_RF
OS
Reset
XTAL_RDY
= Crystal startup time. Depends on crystal's drive level and load capacitance.
= ADNS-7630's internal Power On Reset (POR) process duration.
Point A
< T
Reset
= Ramp up time og REG0/V
.
T
ramp_VDD_RF
T
XTAL_RDY
Reset Process
DD_RF
T
Reset
DD_RF
T
~ 2 ms
that crystal will start its oscillation.
OS
DD_RF
that triggers internal reset process.
Point B
.